This is a gorgeous 18k white gold and platinum ring. The ring is centered with a vivid blue asscher cut Ceylon sapphire that weighs approximately 4.24ct. The sapphire is accentuated by sparkling trilliant, baguette and round cut diamonds that weigh approximately 4.70ct. The color of the trilliant and baguette cut diamonds is F with VS clarity and the round cut diamonds is G with VS clarity. The top of the ring measures 15mm by 14mm. The ring is stamped PT900 750. The ring is size 4 3/4 but it can be resized.