This is an amazing 18k yellow and white gold engagement ring. The ring is centered with a sparkling GIA certified emerald cut diamond that weighs 1.05ct. The color of the diamond is H with VVS1 clarity. The center diamond is adorned with 2 emerald cut diamonds that weigh approximately 1.00ct. The color of these diamonds is H with VS1 clarity. The top of the ring measures 8mm by 11mm. The ring is stamped 18K and weighs 3.5 grams. The ring is size 6 1/2 but it can be resized.