Black Mother of Pearl Round Stone Signet Ring Black Mother of Pearl is the nacreous inner shell coating of pearl-producing mollusks. Mother-of-pearl is believed to encourage prosperity. Some say that mother-of-pearl offers soothing, motherly protection from negative energy and love. Astrologically associated with Pisces and Cancer. Solid signet ring available in brass, sterling silver, 10k & 14k gold 14/16 grams brass/silver & 17/20 grams for 10k/14k gold Legier rings are handcrafted in Los Angeles Made from responsibly sourced and recycled metals and stones Allow 3-4 weeks for shipping 10k & 14k gold pricing is for sizes 4-8. Please inquire about additional size pricing: info@legier.la