White Freshwater Cultured Pearl Set of Four: Necklace, Bracelet, Earrings, Ring with Sterling Silver (7-9mm), 18" Necklace is 18" and Bracelet is 7.5" Carved rings are naturally occurring imperfections that result from the pearl rotating inside the mollusk as it is growing. They define the unique beauty of each pearl and may vary in size, number and depth per pearl. Imported