Timeless women solitaire finger ring with edging from a brilliant-cut diamonds, proved, with a diameter from approximate 6, 0 mm from approximate 0, 821 ct. In four prong mount. 585er WG, used. 20th century ring size: Germany: 53; USA / Canada: 6.4; Great Britain: M2; France: 13. Approximate. 2, 44 large