This is a magnificent platinum engagement ring from the Art Deco era. The ring is centered with a sparkling old mine cut diamond that weighs approximately 0.85ct. The color of the diamond is I-J with VS clarity. The diamond is accentuated by diamond and sapphire accents. The top of the ring measures 11mm by 19mm. The ring is stamped 5% IRID PLAT and weighs 3.8 grams. The ring is size 6 3/4 but it can be resized.