PLATINUM AND 1.12 CT. DIAMOND ENGAGEMENT RING: Platinum ring centering one old European round cut diamond, 1.12 ct. Approx. Rated I2 in clarity and Light Brown in color. The center stone is flanked by 4 round single cut diamonds, .10 Ctw. approx., rated SI in clarity and H-I in color. The diamonds are prong set. Weight: 2.9 grams. Size 8