Costume Jewelry Maker Mark & Dates ~ Trifari, Ciner, KJL, Coro, Eisenberg, and More! - YouTube
Does anyone recognize this maker's mark? It's on the back of a vintage brooch. | Collectors Weekly
ALL jewelry makers mark identification | Hi guys, admin here, I created a sister group for selling jewelry, because no sales posts are allowed in this group
Designer Costume Jewelry Marks — Astor Galleries
American Jewelry Manufacturers - Dorothy T. Rainwater: 9780887401206 - AbeBooks
Vintage Costume Jewelry Designer Marks Examples
Vintage Costume Jewelry Designer Marks Examples
Help identifying a costume jewelry makers mark? - The eBay Community
Swiss makers marks | Costume jewelry makers, Jewelry maker, Watches logo