St Justin, Pewter Large Mermaid With A Pearl Pendant -18" Snake Cultured pearls can be divided into salt-water and freshwater varieties, and account for over 95% of world production. Freshwater pearls are grown in mussels when a nucleus of shaped mantle from another mollusc is placed inside. A mussel can grow between 10 and 20 pearls! Traditional metaphysical properties for the June birthstone pearl are modesty, chastity and purity. The pearl is also used to enhance personal integrity. Width: 15mm Height: 52mm Chain length: 18 inch (45cm) Supplied in a satin and velvet-lined gift box. Pewter mermaid holding a cultured freshwater pearl on a tin-plated snake chain. - Ideal 10th Wedding Anniversary Present