Capture her Heart and Smile with TheJewelryHut Fancy Designer Vintage Inspired Antique Retro Halo Style Natural White Akoya Cultured Pearl, The Gem of the Sea, Set in 14 KT White Gold Pendant Featuring One 6.50 mm Half Drilled Round Shape Freshwater Cultured Pearl and Surround by 23 Genuine Brilliant Faceted Round Shape Diamonds, 1/10 CTTW. The oriental pearl is known as the gem of the moon. They have been recognized as the emblem of modesty, chastity, and purity.