Expert guides on jewelry identification, gold karat stamps, vintage diamond rings, and gemstone appraisal.https://thejewelryappraisal.appen-ushttps://thejewelryappraisal.app/blog/british-sterling-silver-925-hallmarks-guidehttps://thejewelryappraisal.app/blog/british-sterling-silver-925-hallmarks-guideLearn how to decode British sterling silver hallmarks, identify the Lion Passant, town marks (London, Birmingham, Sheffield), and date letters from 1700 to present.Wed, 05 Aug 2026 00:00:00 GMTSilver HallmarksSterling 925British SilverAntique Identificationhttps://thejewelryappraisal.app/blog/gold-purity-stamps-and-karat-identification-guidehttps://thejewelryappraisal.app/blog/gold-purity-stamps-and-karat-identification-guideComprehensive guide to decoding gold hallmarks, karat stamps (10k, 14k, 18k, 24k, 585, 750), maker's marks, and testing techniques for antique and fine jewelry.Wed, 05 Aug 2026 00:00:00 GMTGold HallmarksMetal PurityJewelry IdentificationVintage Jewelryhttps://thejewelryappraisal.app/blog/art-deco-engagement-ring-authentication-guidehttps://thejewelryappraisal.app/blog/art-deco-engagement-ring-authentication-guideLearn how to identify authentic 1920s-1930s Art Deco engagement rings, spot geometric filigree, old European cut diamonds, platinum marks, and reproductions.Tue, 04 Aug 2026 00:00:00 GMTArt DecoVintage RingsDiamondsPlatinumAuthenticationhttps://thejewelryappraisal.app/blog/antique-cameo-jewelry-identification-guidehttps://thejewelryappraisal.app/blog/antique-cameo-jewelry-identification-guideLearn how to identify genuine shell, hardstone, coral, and glass cameos, evaluate carved portrait details, date hardware clasps, and spot molded plastic fakes.Mon, 03 Aug 2026 00:00:00 GMTCameosAntique JewelryCarved GemstonesVictorian