Platinum genuine round, faceted, 1.72 Cttw Blue Zircon (December birthstone) and genuine .28 Cttw (16 stone) Round Brilliant Cut diamond ring. These diamonds are set throughout the filigree style mounting. They average G-H in color, and SI1 in clarity. These diamonds are nicely proportioned and well finished. This ring has an entire weight of 8.7 grams. This ring is a finger size 7 1/2, but it can be reasonably sized. Please make note of the finger size needed in the comments section at checkout.