Adjustable Black onyx gemstone wrist bracelet with 14K gold 2" (5cm) extender chain, allowing fitting of different wrist sizes . Featuring 8mm smooth, round natural mineral black onyx gemstone beads, handcrafted together using high quality, gold wire. Onyx gemstone - Believed to represent protection and strength. Size : A versatile length 6" (15.5 cm) + 2" (5cm) extender extender, allowing fitting of different wrist sizes: 6" (15.5 cm) to 8.5" (21.6 cm) Materials: 14K recycled gold extender chain.