MACY OVAL HALO DIAMOND ENGAGEMENT RING PLATINUM BY MIKE NEKTA GIA CERTIFIED Center Diamond Carat Weight: 10 Carats Color : F* Clarity: INTERNALLY FLAWLESS -IF Style: OVAL BRILLIANT Measurements: 16.8 x 12.4 x 7.5 mm * This diamond has been treated by one or more processes to change its color. Ring: Metal: PLATINUM Style: HALO OVAL CUT DIAMOND RING, DIAMOND ETERNITY BAND Diamonds: 1.1 Carat Size: Can be adjusted to any size.