This is a fabulous 18k white gold sapphire and diamond engagement ring. This ring is centered with approximately 3.88ct cushion cut Ceylon sapphire. The sapphire is accentuated by sparkling round cut diamonds that weigh approximately 1.00ct. The color of the diamonds is G with VS clarity. The top of the ring measures 11.5mm by 10mm. The ring is size 7 but it can be resized. The ring is stamped 750 18K and it weighs 3 grams.