Ring Toi & Moi in yellow gold, sapphires, rubies and diamonds

Ring in yellow gold 750 thousandths (18 carats). set with sapphires. rubies and diamonds. 1 cabochon-cut sapphire. total weight approx. 0.62 ct. surrounded by 18 square-cut sapphires. total weight approx. 0.92 ct. (each sapphire weighing approx. 0.05 ct). total sapphire weight: 1.54 cts. 1 cabochon-cut ruby total weight approx. 0.62 ct. surrounded by 18 square-cut rubies. total weight approx. 0.92 ct. total weight rubies: 1.54 cts. surrounded by diamonds brilliant-cut rubies. total weight approx. 0.12 ct. (each diamond weight approx. 0.05 ct). width across the top: 1.41 cm. Size: 53. total weight: 8.36 g. eagle head hallmark. excellent condition.