This is a charming 18k white gold engagement ring. The ring is centered with a vivid blue cushion cut Ceylon sapphire that weighs approximately 4.24ct. The center stone is accentuated by sparkling round cut diamonds that weigh approximately 1.00ct. The color of these diamonds is G with VS clarity. The top of the ring measures 12mm by 12mm. The ring is size 6 1/2 but it can be resized. The ring is stamped 18K 750.