Antique Swedish 18k (.750) yellow gold ornate signet ring, having chamfered rectangular form front with oval Onyx stone inlay. Made by Gustaf Dahlgren & Co. of Malmö, mid-19th century. This magnificent ring is a size 9 1/4, it is 17 mm wide, weighing 5.8 grams. EA4999 Antique Oval Signet Ring With Polished Finish, Luxury Oval Cabochon Gemstone Signet Ring, Luxury Signet Ring With Oval Cabochon Gemstone, Victorian Yellow Gold Engraved Ring With Polished Finish, Victorian Oval Signet Ring With Polished Finish, Vintage Gold Signet Ring With Gemstone, Formal Yellow Gold Signet Ring With Oval Cabochon, Luxury Cabochon Signet Ring For Formal Occasions, 14k Gold Oval Cabochon Gemstone Signet Ring