List of Costume Jewelry Marks

Can’t find valuable costume jewelry? Don’t know the designer marks to look for? Want to cash in on costume jewelry at the thrift store? Dr. Lori’s list of costume jewelry marks and designers shows you how to find valuable jewelry at thrift stores–Schreiner, Haskell, Kramer, Ciner, etc.

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Costume Jewelry Designers

Do you know the famous and valuable costume jewelry designers to look for in a thrift store or jewelry jar? Dr. Lori lists well known and not so famous but valuable costume jewelry designers like Mazer Bros., Benedikt NY and Ben Amun.

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Trifari Costume Jewelry

Learn how to value Trifari costume jewelry pieces by the different marks the jeweler used throughout its history. Plus, learn about Trifari’s history and how the different materials they used can help you date and value the costume jewelry pieces.

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Kenneth Jay Lane Costume Jewelry

Tips to find valuable Kenneth Jay Lane costume jewelry using marks, how pieces are made and its interesting history. See list of popular pieces including earrings, neck collars, and faux pearls to determine value.

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Eisenberg Costume Jewelry

Find out what to look for when identifying and valuing Eisenberg Costume Jewelry including the different marks used. Also, learn about its history, how it became popular, who designed its pieces and how you could you miss a valuable piece it you only rely on marks.

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Old Pawn Native American Jewelry

How to find valuable Old Pawn Native American jewelry made of silver, coral, gaspite and turquoise by known Native American artists Ortega, Loloma, Becenti and Yazzie. Discover pieces made during particular times that are more valuable.

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Scrimshaw

Understand the history of scrimshaw and identify valuable pieces of carved and inked whale bone, tusks and ivory made popular in New England in the 17th through 19th Centuries.

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Colored Gemstones

Tips to identify valuable gemstones like ruby reds, sapphires, and emeralds just by their color. Plus, secrets about their size, carat, hardness, and history. Understand what to look for with gemstones. [Video]

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Miriam Haskell Costume Jewelry

How to identify Miriam Haskell pieces by their mark, stones, shape, and design plus values for select pieces and tips and history for this popular costume jewelry maker

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