JONC RING In yellow gold, set on silver with a round old-cut diamond weighing approximately 0.70 ct. A yellow gold ring stylising three intertwined snakes, the heads set with round diamonds. Circa 1900. An 18k gold and silver ring set with a round old cut diamond weighing approximately 0.70 ct. We join a diamond and 14k gold ring. Circa 1900. RC: TDD: 59 and 52; US: 9 and 6 (subject to change). Gross weight: 13.3 g (18k - 750, 14k - 585 and Agt - 925).