DIANA DIAMOND ENGAGEMENT RING in 18K WHITE GOLD BY MIKE NEKTA GIA CERTIFIED Center Diamond:Carat Weight: 5 Carats Color: H Clarity: VS2 Style: OVAL BRILLIANT Approximate Measurements: 13.7 x 9.1 x 5.8 mm Ring: Metal: 18K WHITE GOLD Style: 4 Prong Sidestone Size: Can be adjusted to any sizeLove big, brilliant diamonds? Check out our full Big Diamond Collection for more.