Costume jewelry hallmarks

RCJ – COSTUME JEWELRY MARKS GUIDE. Researching Costume Jewelry (RCJ) is a collaboration of hundreds of costume jewelry collectors and dealers who have shared – and continue to share – their knowledge, photos, written articles, and jewelry catalogs along with assisting in other ways.

Costume jewelry hallmarks. Ph.D. Antiques Appraiser Dr. Lori provides her list of costume #jewelry designers and their marks so you can add them to your #thrift store #shopping list. L...

Jul 3, 2023 · Typically, jewelry hallmarks contain the following symbols: Type of Metal: Different metals have different symbols. For example, ‘Au’ is the symbol for gold, ‘Ag’ is for silver, and ‘Pt’ is for platinum. Purity of Metal: The purity of the metal is typically represented in parts per thousand.

Embellishments and Stones Used in Hobé Sterling Jewelry. Since gold-colored jewelry was popular during the 1940s, manufacturers of Hobé designs used gold wash or gold-filled techniques to give some sterling pieces a yellow-gold finish. When gold-filled elements are present, the marks on these pieces read “sterling” and “1/20 14K.”.Costume Jewelry Hallmarks: F Posted by Laurie Zeiden on Aug 27, 2018 My blog series, Costume Jewelry Hallmarks , is an ongoing project to catalog costume jewelry hallmarks.Jay B. Siegel. Joseph Mazer used this mark from 1946–1981 after leaving Mazer Brothers. The "Mazer Bros." mark was used from the mid-1920s to 1951 (even after 1946 when Joseph left the business). Joseph Mazer also used the "JOMAZ" mark on some of his own company's jewelry.In 1930s Lisner began to produce jewelry in Providence, RI. Other companies actually manufactured the jewelry for Lisner, including Whiting & Davis. Lisner bought the Richelieu Pearl Co. in mid-1970’s and company was re-named Lisner-Richelieu Corp. A 1960 ad indicates a possible earlier connection.Cameo Jewelry - Description. A cameo is an oval-shaped piece of shell, stone, bone, or ivory carved in relief. The carving in a cameo depicts a face or scene. It will often reflect the fashion and history of the period in which it was carved. These oval adornments have been used in various jewelry types ranging from ancient museum …

What Are Costume Jewelry Marks? Marks on jewelry can tell you who made the piece (called the “maker’s mark”), when and where it was made, what metal was used, and more. However, to ascertain these details, you have to understand what you’re seeing. Some marks are words, letters, numbers, and/or symbols. Let’s look at some examples. Maker’s Marks.BALLOU, B. A. — Providence, RI — 1876-2009. Mark: “P” within a pyramid; original owner Pyramid Jewelry; last owner B.A. Ballou; renewed 2004. Mark: Star with a “B” inside, and the words “Trade Mark” arched above the star. Largely a findings manufacturer but produced limited amounts of fine and costume jewelry as well.Mark: Gemelli — Jewelry marked Craft also appeared on cards marked Gemelli. Mark: Jewelcraft mark first used by Coro in 1920, now owned by Gem-Craft; last renewed in 2006 (RCJ) Mark: Attachables — 1980. Mark: The Adjustable — 1980. Mark: Anywear — 1981. Founded by Gene and Alfeo Verri soon after the end of WWII.Costume Jewelry, Designer Jewelry, Collectible Jewelry Search. Cart 0Made jewelry marked with “Tara” hang-tags and “Tara” mark for Fred Lubwold, 5th Avenue, NY (See Tara) “Juliana Original” was a name DeLizza & Elster (D&E) sold under beginning in 1967 through 1968. A paper hang tag was used on the jewelry. Juliana was named after Frank DeLizza’s mother. However, this style of jewelry was always ...Your home insurance will cover valuables, but only to a certain maximum amount per item. Riders for art or jewelry can increase coverage. By clicking "TRY IT", I agree to receive n...Are you looking to sell your costume jewelry and wondering where you can find reliable buyers near you? Costume jewelry has become increasingly popular in recent years, with many p...

Where can I sell my handmade crafts locally? If you're a handmade business, selling local is a great idea. Here are the best places to sell your crafts locally so you can start to ...Coro circus zebra pin, c.1950, $25-$45. Coro’s History in Brief. Coro contributed to the economy of Providence, Rhode Island—the home of American Costume Jewelry during its golden years—for more than six decades. The company was founded in the early 1900s by Emanuel Cohn and Carl Rosenberger in New York City.His costume jewelry firm was a big name in the industry however when he started out costume jewelry was the furthest thing from his mind. In fact, Jonas Eisenberg started his business, and a successful business at that, as a women’s clothier in the early decades of the 20th Century. ... When it comes to marks, Eisenberg pieces were easy to ...Jewelry History – Jewelry Research – Jewelry Marks – Jewelry Signatures – Jewelry Articles – Jewelry Galleries. COSTUME JEWELRY MARKS – B*. …Welcome to Costume Jewelry Collectors Int’l! Thanks to our generous donors and sponsors, we’ve created a spot where you can explore jewelry-related features, learn about yearly CJCI events, and access resources to help you connect with other collectors. Come inside and explore the ever-growing world of CJCI!

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10K; 10k; 10 Karat; 41.7%; 417. It’s possible to have in-between karatages like 22K or 16K gold. You can calculate the percentage of these by dividing the karats by 24 — for 22K gold, 22 divided by 24 is 0.916, or 91.6 percent, and the hallmark may say 916. For reference, 24K gold is usually too soft for jewelry use. Costume Jewelry Hallmarks: Unknown Posted by Laurie Zeiden on Sep 06, 2018 My blog series, Costume Jewelry Hallmarks , is an ongoing project to catalog costume jewelry hallmarks. Here you will learn about the history, jewelry marks, materials used, most collectible pieces, and tips on how to buy. There was a time when Lisner jewelry was the quintessential “junk jewelry,” selling for $1 to $5 back in the day. but the pieces were cleverly designed and well made. For the past several years, it has greatly increased in ...Ph.D. Antiques Appraiser Dr. Lori provides her list of costume #jewelry designers and their marks so you can add them to your #thrift store #shopping list. L...Costume Jewelry Hallmarks: N Posted by Laurie Zeiden on Aug 28, 2018 My blog series, Costume Jewelry Hallmarks , is an ongoing project to catalog costume jewelry hallmarks.

Costume jewelry, on the other hand, is usually fashioned from base metals, like brass, aluminum or copper. It can also be plated with precious metal, like gold-plated jewelry. Before the end of the 1920s, costume jewelry was not usually designed in the likeness of fine jewelry, according to jewelry historian Harrice Simons MillerSnapchat is rolling out a new AR experience that lets you try on and purchase Halloween costumes directly within its app. Snapchat is rolling out a new AR experience that lets you ...10K, 14k, 18k, and 24k Stamps. These stamps denote the purity of gold. 10k symbolizes that a piece of gold consists of 41.6% pure gold, or 10 out of 24 parts. Jewelers most often combine gold with silver, zinc, copper, or nickel. 14k stamps show that a piece of jewelry consists of 14 out of 24 parts pure gold, or 58.3%.Costume Jewelry 1950-1965 - Description. Costume jewelry produced from 1950-1965 ranges from growingly feminine daywear to false rhinestone jewelry for evenings out. Modernism is also represented in the mid-century period of costume jewelry history. Matching sets of jewelry were also quite popular across all genres.Jewelry History – Jewelry Research – Jewelry Marks – Jewelry Signatures – Jewelry Articles – Jewelry Galleries. COSTUME JEWELRY MARKS – B*. …Eisenberg Originals Fur or Pin Clip. This pot metal piece fastens to a garment with a double-pronged clip known as a fur clip to collectors but found in patents …Vintage Costume Jewelry Reference Book. One of the best ways to get started researching vintage jewelry is going to your local library. I was amazed at the number of books available at the library on vintage costume jewelry. Warman's Costume Jewelry Identification and Price Guide by Pamela Y. Wiggins was the first book I …Absolutely! Like the secret code in a spy novel, or the key to a treasure chest, hallmarks reveal the hidden story behind each precious piece of jewelry. They whisper …RCJ – COSTUME JEWELRY MARKS GUIDE. Researching Costume Jewelry (RCJ) is a collaboration of hundreds of costume jewelry collectors and dealers who have shared – and continue to share – their knowledge, photos, written articles, and jewelry catalogs along with assisting in other ways.When it comes to jewelry, customers often have to choose between quality and price. But the founder of ChainCustom thinks you should have both. When it comes to jewelry, customers ...

Got #CostumeJewelry? Watch Ph.D. Antiques Appraiser Dr. Lori show you how to value costume jewelry pieces worth money including the names of marks you need t...

From the different types of jewelry marks, numbers, letters, and logos. The following marks often occur on the jewelry. Here’s how they look and what they mean: Hallmarks – these are stamps imprinted to identify the origin of the jewelry, the date, or the metal. For instance, all silver and gold items from Britain have an imprinted hallmark.Mark: Gold-Klad — 1921. Notes: The Stern-Kreisler Jewelry Company founded in 1914 in NYC by Jacques Kreisler & Marcus Stern made fine jewelry. 1928 Tobias Stern (son of founder) and Jacques Kreisler form Kreisler Manufacturing Coporation. 1932 the Jacques Kreisler Manufacturing Corp. closes its doors.To remove tarnish from costume jewelry, start by picking off as much as you can using a toothpick or toothbrush, then try removing anything left using metal polish or vinegar. Scra...Introduction to Costume Jewelry Marks. Costume jewelry, a blend of art and fashion, often carries unique markings that tell a story of its origin, design, and authenticity. …Jewelry Makers Marks Silver. Much like gold jewelry maintains a relatively straightforward identification process for karat content, so does silver. Sterling silver, for instance, will have a mark of ‘925.’. This signifies that the piece of jewelry maintains a silver content of no less than 92.5% silver.Costume Jewelry Hallmarks: B Posted by Laurie Zeiden on Aug 25, 2018 My blog series, Costume Jewelry Hallmarks , is an ongoing project to catalog costume jewelry hallmarks.jewelry hallmarks - m - macdonald, r.b. mackie, bob maeve magnificent costume jewelry (clive kandel) maisel's trading post mamselle mandalian mandle mann, thomas marbacka, casi (sweden) marboux (see boucher) marc, stephen marchal margot de taxco (mexico) maricela (see y.g. pina) marino marleen mars, jo martinez, m.g. (mexico) marvella …Aug 24, 2019 · BALLOU, B. A. — Providence, RI — 1876-2009. Mark: “P” within a pyramid; original owner Pyramid Jewelry; last owner B.A. Ballou; renewed 2004. Mark: Star with a “B” inside, and the words “Trade Mark” arched above the star. Largely a findings manufacturer but produced limited amounts of fine and costume jewelry as well.

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Costume Jewelry Hallmarks: G Posted by Laurie Zeiden on Aug 27, 2018 My blog series, Costume Jewelry Hallmarks , is an ongoing project to catalog costume jewelry hallmarks.Pamela Y. Wiggins ' passion for costume jewelry includes studying pieces in her own collection and items she offers through her business--Chic Antiques by Pamela Wiggins--as well as exploring how popular culture and historical events shaped adornment worn decades ago. She is the co-founder of Costume Jewelry Collectors International, …Costume jewelry is popular and valuable. Learn to identify the styles, marks and materials including this list of costume jewelry metals when shopping and valuing pieces of costume jewelry. Plus, the processes of rhodium, gold and silver plating is revealed to help you find and value pieces. Read More »Costume Jewelry Hallmarks: X Posted by Laurie Zeiden on Aug 31, 2018 My blog series, Costume Jewelry Hallmarks , is an ongoing project to catalog costume jewelry hallmarks.The Online Encyclopedia of Silver Marks, Hallmarks, and Maker's Marks is a great resource for identifying sterling silver and silver-plated jewelry from any era. Costume Jewelry Collectors International. Costume Jewelry Collectors International has a wealth of information about identifying costume jewelry based on trademarks on their website.Marks through the ages. While it doesn’t make the issue of identification easy, many costume jewelry manufacturers change the look of their mark over time. Some add information to an existing maker’s mark to introduce a new line or to highlight a new style of costume jewelry design. Some marks are used differently during a particular time ...Costume Jewelry Hallmarks: S Posted by Laurie Zeiden on Aug 30, 2018 My blog series, Costume Jewelry Hallmark s, is an ongoing project to catalog costume jewelry hallmarks.Aug 24, 2019 · HALEYANNE JEWELRY, Seattle, WA — 1985 – present. Founded by Haley Land and Leanne Clarke in 1985. Ceramic dog pins have been their specialty since 1994. HAND-MADE — See CORO. HANDARBEIT — German for hand made Courtesy Polly Curtiss. HAR — HARGO CREATIONS OF NY — 1955 to about 1968. Mark: Gemelli — Jewelry marked Craft also appeared on cards marked Gemelli. Mark: Jewelcraft mark first used by Coro in 1920, now owned by Gem-Craft; last renewed in 2006 (RCJ) Mark: Attachables — 1980. Mark: The Adjustable — 1980. Mark: Anywear — 1981. Founded by Gene and Alfeo Verri soon after the end of WWII.The updated second edition of 20th Century Costume Jewelry 1900-1980 is a winning identification and value guide that deserves a spot in any collection strong costume jewelry history or values. Katie Joe Aikins works with special collaborator Ronna Lee Aikins in an outstanding pairing of color photos, values and detailed descriptions on … ….

Aug 24, 2019 · Mark: Gemelli — Jewelry marked Craft also appeared on cards marked Gemelli. Mark: Jewelcraft mark first used by Coro in 1920, now owned by Gem-Craft; last renewed in 2006 (RCJ) Mark: Attachables — 1980. Mark: The Adjustable — 1980. Mark: Anywear — 1981. Founded by Gene and Alfeo Verri soon after the end of WWII. Jewelry Identification. Portuguese Hallmark with Deer and .800 Gold Fineness. This Mark has been Stamped at the Porto Assay Office Since 1985. Solving the intriguing riddle posed by the marks stamped onto a piece of jewelry involves the use of a variety of skills and a wealth of knowledge. At its most basic, we can usually easily identify the ...The 10 Most Rare and Valuable Vintage Costume Jewelry in the World Today. 1. Crown Trifari Ruby Red Glass Poinsettia Flower Brooch. 2. Lunch at the Ritz Safari Jungle Belt. 3. Schreiner New York Black and Pink Champagne Glass Cabochons Ruffle Brooch Pin. 4. Christian Dior Musical Box Costume Brooch.Homeowner’s insurance policies provide limited coverage for personal valuables including jewelry. Homeowners with valuable jewelry items should purchase additional coverage to supp...JEWELRY HALLMARKS - L -. To visit my website, World of Eccentricity & Charm, click here. To read additional blog posts, click here. My blog series, Costume Jewelry Hallmarks, is an ongoing project to catalog costume jewelry hallmarks. Every effort is made to be accurate, but mistakes happen.The marks for Kenneth Jay Lane like those that may be found on other pieces of costume jewelry are important for identifying the early pieces and helpful in sorting out the fakes and forgeries, of which there are many. Many collectors of Kenneth Jay Lane costume jewelry mix and match Lane pieces with fine jewelry pieces since the Kenneth Jay ...BALLOU, B. A. — Providence, RI — 1876-2009. Mark: “P” within a pyramid; original owner Pyramid Jewelry; last owner B.A. Ballou; renewed 2004. Mark: Star with a “B” inside, and the words “Trade Mark” arched above the star. Largely a findings manufacturer but produced limited amounts of fine and costume jewelry as well.Need a costume but you didn’t plan for a costume? You're in luck. The keys to an inoffensive last-minute Halloween costume are simple: People need to be able to tell what you are, ...Stamps are used to identify the piece’s metal content, carat weights, manufacturer, designer, jewelry, and legal trademark. These markings tell the buyer what the piece is made of, what it’s worth, and can be used to track and recover stolen jewelry. Usually, you’ll find these stamps near the clasp of necklaces and bracelets, on the ...Costume Jewelry 1950-1965 - Description. Costume jewelry produced from 1950-1965 ranges from growingly feminine daywear to false rhinestone jewelry for evenings out. Modernism is also represented in the mid-century period of costume jewelry history. Matching sets of jewelry were also quite popular across all genres. Costume jewelry hallmarks, Jewelry Identification. Portuguese Hallmark with Deer and .800 Gold Fineness. This Mark has been Stamped at the Porto Assay Office Since 1985. Solving the intriguing riddle posed by the marks stamped onto a piece of jewelry involves the use of a variety of skills and a wealth of knowledge. At its most basic, we can usually easily identify the ..., Jewelry made before the split was marked MAZER. The mark MAZER BROS. was used on jewelry from 1946-1952. Louis Mazer continued to operate the original costume jewelry business after the brothers split with the help of his son Nat. The company ceased operation in 1952, the same year Louis Mazer passed away., Costume Jewelry Hallmarks: T. Posted by Laurie Zeiden on Aug 30, 2018. My blog series, Costume Jewelry Hallmarks, is an ongoing project to catalog costume jewelry …, The valuable collections of this museum comprises of the pink colored diamond of Darya-ye-Noor (182 Carats), the Peacock Throne or Takhte Tavous which was built during the …, Costume Jewelry Hallmarks: F Posted by Laurie Zeiden on Aug 27, 2018 My blog series, Costume Jewelry Hallmarks , is an ongoing project to catalog costume jewelry hallmarks., Avon Jewelry - History. Avon began offering jewelry to its customer base in 1963. Many of these pieces came with other products, and they were not marked Avon during the 1960s. The company began promoting jewelry more seriously in 1970 when the first marked set, “ Precious Pretenders ,” was introduced. This line appeared in a …, Common marks on Czechoslovakian jewelry range from geometric shapes to animals and include F25, LKH-27, C & Co., KROMPIROVKA 875 M, MASPOO Prag Brodway (MAB), and Goldschmied 1910. The F25 mark represents a goldsmith in Bohemia who was active between 1945 and 1994., Other trademarks were used in advertising campaigns and jewelry packaging that did not appear as marks on jewelry. When Joseph Mazer died in the mid-1970s, Matthew Mazer took the helm. The company used the Jomaz trademark on jewelry through 1981, as noted by author Julia C. Carroll in her book Costume Jewelry 303. Jomaz …, Hallmarks are tiny markings placed on jewelry by the maker. They contain a wealth of information such as who made the item (known as the maker’s mark), what year it was assayed (or taxed), thus providing the item’s approximate age, and the metal used, such as 18 or 22 karat gold. ... Edwardian, Costume, Bakelite jewelry, and more; …, A Collector's Guide to Costume Jewelry. Key Styles and How to Recognize Them. Tracy Tolkien and Henrietta Wilkinson, ISBN 1-55209-156-2, First Published in Canada in 1997, Published by Firefly Books, Ltd. An identification guide on costume jewelry designers and companies featured at Antiquing On Line., Jewelry. All jewelry can be divided into two categories: Fine and Fashion (also called Costume). Fine jewelry is made of precious metals such as gold, silver, or platinum, while fashion jewelry refers to pieces made from base materials such as copper, brass, pewter, bronze, wood, and even plastic. Fine jewelry may incorporate specimens …, Aug 24, 2019 · Sometimes the signature is on the back of an individual element and is easily overlooked. Pennino jewelry started in a small goldsmith shop in NYC in 1908 by Pasquale Pennino. The company was formally founded by Oreste (Otto), Frank & Jack Pennino in 1926. Items marked “ORESTO” are not Pennino. , Here you will learn about the history, materials, jewelry marks, our favorite collectible pieces and where to buy them. About Capri Jewelry. Capri Jewelry was a manufacturer of limited-edition, high-quality costume jewelry, based on Fifth Avenue in the heart of New York City. The company was started in the 1950s by jeweler Sol Smith., Costume Jewelry Hallmarks: P Posted by Laurie Zeiden on Aug 29, 2018 My blog series, Costume Jewelry Hallmarks , is an ongoing project to catalog costume jewelry hallmarks., EISENBERG STERLING. 1943-1948. (see Eisenberg in Morning Glory Collects) (see Eisenberg in Jewel Chat) EISENBERG "E" script mark. 1942-1945. Ruth Kamke, the head designer for Eisenberg from about 1940-1972. Ruth Kamke also validated the fact that Eisenberg used. signatures of both the scroll "E" and the block "E"., Updated on 11/08/18. Pamela Y. Wiggins. Napier costume jewelry from the 1920s and early 1930s is extremely hard to find and highly prized by both Napier enthusiasts and collectors of Art Deco jewelry. Like Ciner costume jewelry, it is often difficult to date Napier pieces simply by looking at the mark. This is especially true for the novice ..., Costume Jewelry Hallmarks: X Posted by Laurie Zeiden on Aug 31, 2018 My blog series, Costume Jewelry Hallmarks , is an ongoing project to catalog costume jewelry hallmarks., Snapchat is rolling out a new AR experience that lets you try on and purchase Halloween costumes directly within its app. Snapchat is rolling out a new AR experience that lets you ..., Marks & Hallmarks that are initials can also be quickly located using our proprietary INITIALS SEARCH. Each company, artisan or studio is also featured with specific information on its history or products and years of operation. Includes marks for costume jewelry or fashion accessories and Native-American or Southwest jewelry., Jun 14, 2023 · A to z posted by laurie zeiden on sep 06, 2018 my blog series, costume jewelry hallmarks , is an ongoing project to catalog costume jewelry hallmarks. Coro jewelry, cohn & rosenberger, was founded in new york by emanuel cohn and carl rosenberger in 1901/1902 and incorporated in 1913. , Cameo Jewelry - Description. A cameo is an oval-shaped piece of shell, stone, bone, or ivory carved in relief. The carving in a cameo depicts a face or scene. It will often reflect the fashion and history of the period in which it was carved. These oval adornments have been used in various jewelry types ranging from ancient museum …, Sometimes the signature is on the back of an individual element and is easily overlooked. Pennino jewelry started in a small goldsmith shop in NYC in 1908 by Pasquale Pennino. The company was formally founded by Oreste (Otto), Frank & Jack Pennino in 1926. Items marked “ORESTO” are not Pennino., Here you will learn about the history, jewelry marks, materials used, most collectible pieces, and tips on how to buy. There was a time when Lisner jewelry was the quintessential “junk jewelry,” selling for $1 to $5 back in the day. but the pieces were cleverly designed and well made. For the past several years, it has greatly increased in ..., Jewelry marks & hallmarks to identify makers, jewelers & silversmiths, studios and artisans from around the world all periods. Easy visual identification guides and searchable databases to research and date Jewelry of all styles and metals, incl. Costume jewelry or fashion accessories., Hobe Costume Jewelry Materials. Hobe mostly used semi precious stones such as chrysoprase, lapis, garnet and amethyst. We see lots of rhinestones, paste, as well as enamel. The metal was most often vermeil, gold plated silver, but we sometimes see platinum pieces. You’ll also find quite a few Hobe piece with pearls., Costume Jewelry Hallmarks: D Posted by Laurie Zeiden on Aug 26, 2018 My blog series, Costume Jewelry Hallmarks , is an ongoing project to catalog costume jewelry hallmarks., A Collector's Guide to Costume Jewelry. Key Styles and How to Recognize Them. Tracy Tolkien and Henrietta Wilkinson, ISBN 1-55209-156-2, First Published in Canada in 1997, Published by Firefly Books, Ltd. An identification guide on costume jewelry designers and companies featured at Antiquing On Line., JEWELRY HALLMARKS - E - EASTERN JEWELRY COMPANY EDAAKIE EDELMETALL EDFORCE EILER & MARLOE (Denmark) EISENBERG EKER, ANNA-GRETA (Norway) ELA (Denmark) ELCO ELGIN ELLE ELLEN DESIGNS ELVIK (Norway) (third photo needs confirmation) EMMONS, EMJ ENGEL BROTHERS ERICKSON, DARLA ESEMCO …, Marks & Hallmarks that are initials can also be quickly located using our proprietary INITIALS SEARCH. Each company, artisan or studio is also featured with specific information on its history or products and years of operation. Includes marks for costume jewelry or fashion accessories and Native-American or Southwest jewelry., What Are Costume Jewelry Marks? Marks on jewelry can tell you who made the piece (called the “maker’s mark”), when and where it was made, what metal was used, and more. However, to ascertain these details, you have to understand what you’re seeing. Some marks are words, letters, numbers, and/or symbols. Let’s look at some examples. Maker’s Marks., Marks through the ages. While it doesn’t make the issue of identification easy, many costume jewelry manufacturers change the look of their mark over time. Some add information to an existing maker’s mark to introduce a new line or to highlight a new style of costume jewelry design. Some marks are used differently during a particular time ..., Chanel has used many different marks since the 1950s including both round and oval cartouche signature plates affixed to the jewelry and hang tags. They also stamped CHANEL directly into pieces from time to time as shown below. The earliest pieces of Chanel jewelry were unmarked. Pieces from the 1930s, '40s and early '50s rarely come up for ..., Costume Jewelry Hallmarks: S Posted by Laurie Zeiden on Aug 30, 2018 My blog series, Costume Jewelry Hallmark s, is an ongoing project to catalog costume jewelry hallmarks.