Medieval gold ring with turquoise, circa 13th century.
Medieval gold ring with turquoise. Centrally set with a cabochon natural unenhanced turquoise in a closed back rubover collet setting with an approximate weight of 0.10 carats, to a pie-dish bezel and leading through to a solid rounded gold shank, approximately 1.7mm width. Tested yellow gold, approximately 2.6g in weight, circa 13th century.