SAMATHA 12 CARAT ROUND DIAMOND ENGAGEMENT RING IN 18K WHITE GOLD BY MIKE NEKTA GIA CERTIFIED Center Diamond:Carat Weight: 11 CaratsColor: E*Clarity: INTERNALLY FLAWLESS -IFStyle: ROUND BRILLIANTApproximate Measurements: 14.5 x 14.6 x 8.7 mm* This diamond has been treated by one or more processes to change its color. Ring:Metal: 18K WHITE GOLD Style: HALO DIAMOND SIDESTONE RING, MICRO PAVE SPLIT SHANKDiamonds: 0.80 CaratsSize: Can be adjusted to any size.