Old mine diamond stud earrings. A matching pair of earrings, each set with one cushion shape old mine diamond in an open back claw setting, two in total, with a combined approximate weight of 1.80 carats, to an elegant diamond stud earring, featuring curving claws, an intricately pierced gallery with millegrain detail and open backholing, fitted to reverse with a secure post and butterfly. Tested yellow gold, circa 1890.
