This is a lovely 18k yellow gold diamond and black south sea pearl cocktail ring. On top of the ring is a lustrous 11mm black south sea pearl. Around this magnificent jewel of the ocean is approximately 1ct of sparkling round and baguette cut diamonds. The color of the diamonds is I and the clarity is VS. The top of the ring measures 21mm by 20mm. The size of the ring is 6 1/4 but it can be resized.