This is a gorgeous platinum engagement ring. The ring is centered with a vivid blue cushion cut Ceylon sapphire that weighs approximately 5.17ct . The sapphire is accentuated by sparkling half moon cut diamonds that weigh approximately 0.60ct. The color of the diamonds is G with VS clarity. The top of the ring measures 11mm by 15mm. The ring is stamped PLAT and weighs 8.5 grams. The ring is size 6 1/2 but it can be resized.