Black onyx beads. These versatile and stylish gemstones are loved by all. Black onyx goes with any outfit, hair color, and skin tone bringing out its wearers beauty. At semiprecious.com we carry a vast variety of this gorgeous gem in different designs of beads. Be it faceted or tumbled, marquis shaped or oval, squared or round, briolette or sphere you will surely find what you need to make that perfect piece for yourself or a loved one at super low prices. And let yourself get carried away, after all we have an installment plan. If you have a valid business with tax ID check out our wholesale prices that can't be beat.