This is a stunning GIA certified 18k yellow gold ring. The GIA Colombian emerald weighs approximately 3.50ct. The emerald is accentuated by sparkling pear and round cut diamonds that weigh approximately 3.00ct. The color of these diamonds is F with VS clarity. The top of the ring measures 17mm by 20mm. The ring is stamped 750 and weighs 18 grams. The ring is size 7 1/2 but it can be resized.