ELLA DIAMOND ENGAGEMENT in 18K WHITE GOLD RING BY MIKE NEKTA GIA CERTIFIED Center Diamond: Carat Weight: 4 Carat Color: H* Clarity: Internally Flawless Style: CUSHIONApproximate Measurements: 10.6 x 8.3 x 5.8 mm* This diamond has been treated by one or more processes to change its color. Ring: Metal: 18K White Gold Style: Three Stone Baguette Ring Size: Can be adjusted to any size