Shop Pearl jewellery, beads and gemstone combinations featuring the soft lustre of natural nacre. Pearls are organic gem materials formed within molluscs rather than minerals, and they may vary in shape, colour, surface and origin. Traditionally associated with wisdom, grace and emotional balance, Pearl is also a June birthstone and a timeless gift. Check each listing for jewellery metal, pearl type, size and whether the piece uses cultured or freshwater pearls.