This is a gorgeous 18k yellow gold and platinum ring. The ring is centered with vivid blue emerald cut sapphire that weighs approximately 1.75ct. The sapphire is accentuated by sparkling emerald cut diamonds that weigh approximately 1.00ct. The color of these diamonds is F with VS1 clarity. The top of the ring measures 7mm by 20mm. The ring is stamped PLAT 18K and weighs 5.9 grams. The ring is size 3 but it can be resized.