The Peaky Ring in Polished Onyx in Silver from Tom Wood 

Details
The Peaky Ring Polished Black Onyx is a modern take on a classic signet ring, the slim top plate comes with a custom cut stone of polished Black Onyx handset in a sleek bezel. Black Onyx is believed to hold powerful vibrations of protection, strength, focus and willpower.

The ring is made with solid 925 sterling silver in a polished finish, plated with white rhodium to strengthen the surface and to prevent tarnishing.