![Ring stamp meaning? The inside is stamped with a diamond shape and the letters "STR" (2nd image). I assume STR means this is a sterling silver ring, but am curious what the Ring stamp meaning? The inside is stamped with a diamond shape and the letters "STR" (2nd image). I assume STR means this is a sterling silver ring, but am curious what the](https://preview.redd.it/3dhwiy7kz9y71.jpg?width=640&crop=smart&auto=webp&s=7d81005ef5a751d83ecd8a91bd8e13bc06edbe3f)
Ring stamp meaning? The inside is stamped with a diamond shape and the letters "STR" (2nd image). I assume STR means this is a sterling silver ring, but am curious what the
AN 18CT GOLD VICTORIAN DIAMOND RINGwith Birmingham hallmarks for 1895, the central diamond is star s
![JEWELRY HALLMARKS - GOLD AND SILVER | Costume jewelry makers, Antique jewelry, Vintage tiffany jewelry JEWELRY HALLMARKS - GOLD AND SILVER | Costume jewelry makers, Antique jewelry, Vintage tiffany jewelry](https://i.pinimg.com/564x/23/a7/c8/23a7c8589479ea002884a951e1a8629f.jpg)