This is an exquisite and delicate ring--the highest quality in world pearl jewelry. Product Information Origin Japan Material Akoya Pearl, 18k Gold, and Natural Diamonds Dimensions Customize Pearl Shaped: Round Size: 4-9mm Quality: AAA Nacre: Very Thick Color: Rose Overtone Luster: Very High Accessories Metal: 2.8g of 18k White Gold Other: 0.32ct of SI Quality Natural Diamonds