5/8", at their widest, and are marked on one side of the piece. The silver content is probably 900 whereas Sterling is 925.
Shin-Kobe Pearl Tie Tack/Cuff-Links Vintage Japanese Cultured Pearl (Boxed)
Vintage Anson cultured pearl tie tack pin on 14k gold post
JCM Sterling Silver Cultured Pearl Dangle Anklet 10in Cable Chain 2.6g Bracelet
20PCS Silver Punk Gothic Rings Set, Vintage Silver Knuckle Rings for Men Women Stackable Snake Butterfly Heart Skull Knuckle Joint Ring Goth Punk Y2K Statement Rings for Women Girls (Silver Set 1)
BAOMUMAYE Oversized Flip-Lid Pocket Watch for Men - Large Face Vintage Silver Pocket Watch with Black Dial, Roman Numerals & Curb Chain -Gift Ready for Birthday, Anniversary (Silver, 1 Pc)
Vintage Silver Tie Clip Business Style 875 USSR Italy 925 Sterling Silver 13.7