NAJA -5 CARAT ROUND CUT DIAMOND ENGAGEMENT RING BY MIKE NEKTA GIA CERTIFIED Center Diamond: Carat Weight: 4 Carats Color : G Clarity: VS2 Style: ROUND BRILLIANT Approximate Measurements: 10 x 10 x 6 mm Ring: Metal: 18K WHITE GOLD Style: 4 PRONG SET, SIDESTONE RING Diamonds: carats Size: Can be adjusted to any size.