A large citrine set cocktail ring, France, 1960s

18 ct yellow gold, platinum, 1 round cut citrine weighing approx. 50,00 ct, 18 rubies weighing in total approx 2,00 ct, 18 diamonds in various old cuts weighing in total approx. 0,6 ct H/SI, size: 14, weight: 33,09 g