SHAY DIAMOND EMERALD CUT ENGAGEMENT RING An 11.02-carat emerald cut center stone. GIA certified. Set in 18k gold with natural diamonds. You already know what a ring like this says — we just made it. Details: 18-karat gold: approx 4.7gr Diamond: approx 11.67cts Center Stone: approx 11.02cts GIA VS2/K Natural stones only Product Number: SR527 #107528 Looking for something bespoke? Contact us . Slight variations in color, shape, and size are part of their beauty.