This is an amazing platinum engagement ring. The ring is centered with a lovely oval cut sapphire that weighs approximately 4.11ct. The sapphire is accentuated by sparkling round cut diamonds that weigh approximately 2.16ct. The color of the diamonds is G-H with VS clarity. The top of the ring measures 19mm by 17mm. The ring weighs 10.7 grams. The ring is size 6 but it can be resized.