Sterling Silver 8-8.5mm Tahitian Cultured Black Pearl Knot Ring, Size 7 Sterling silver twisted Love Knot Earrings featuring round Tahitian cultured black Pearl centerpiece. Size 7 The natural properties of Pearls define the unique beauty of each piece. The image may show slight differences to the actual in color and shape. Carved rings are naturally occurring imperfections that result from the pearl rotating inside the mollusk as it is growing. They may vary in size, number, and depth per pearl. Imported Made in French Polynesia