Matte Onyx 14mm Natural Stone Power Stone Bracelet for Men Thank you for viewing! Please comment if you have any questions! All items are in stock. Immediate purchase without comment is welcome. Matte Onyx 14mm Black Rondel 10mm Inner diameter 17cm Onyx is a stone that firmly stabilizes your own central axis, guiding you to take grounded actions to steadily achieve your goals. It is also said to give you the patience and strength of will to move forward. IZUMO stones