0.64 ct, 7.7 x 5.9 x 2.3 mm, kite shape grey color natural loose beautiful diamond, sparkling diamond, use for engagement jewelry, r1369. Natural loose conflict free diamond. Approx size: 7.7 x 5.9 x 2.3 mm. " the picture is taken in studio light so diamond will have slight change in colors as compared to the picture because of photographic effect ". This item is made of diamond.