Shop › 18k Gold Mother of Pearl Star & Moon Necklace 18k Gold Mother of Pearl Star & Moon Necklace £24.00 18k gold plated pendant with. Star and moon design and mother of pearl shell detail. 16inch length + 2 inch extension. 18k gold plated pendant with. Star and moon design and mother of pearl shell detail. 16inch length + 2 inch extension. Quantity: Add To Cart Added!