KATYA YELLOW DIAMOND ENGAGEMENT PLATINUM & 18K WHITE GOLD RING BY MIKE NEKTA GIA CERTIFIED Center Diamond: Carat Weight: 3.5 Carats Color: FANCY INTENSE YELLOW Color Origin: NATURAL Color Distribution: EVEN Style: CUT-CORNERED RECTANGULAR MODIFIED BRILLIANT Measurement: 8.9 x 7.8 x 5.4 mm Ring: Metal: PLATINUM & 18K WHITE GOLD Size: Can be adjusted to any size