Find a great range of Pandora Silver Beaded Moonstone June Birthstone Stacker Ring selling at low prices on dealersales.co.USA. Retired & New Collection in Stock Now! Up to 50% Off Christmas Sale - Special Offers! Mystical grey moonstone forms June's birthstone ring. Made from sterling silver, the ring is the perfect gift to celebrate a June birthday. The soft and subtle shade means that it will go with any outfit!