Onyx Gemstone Silver Rings

Subtle Oval, Handmade Men's Onyx and Sterling Silver Cocktail Ring

Stylish Combo, Rainbow Moonstone and Onyx Wrap Ring from India

Rapt, Onyx Cabochon Cocktail Ring from India

New Moon at Midnight, Black Onyx and Oxidized Sterling Silver Ring

Underground Rumor, Rainbow Moonstone and Onyx Single Stone Rings (Set of 3)

Midnight Hearts, Black Onyx and Sterling Silver Cocktail Ring

Midnight Luxury, Onyx and Sterling Silver Single Stone Ring from India

Vernal Pool, Green Onyx Cabochon Single Stone Ring

Green and Lovely, Green Onyx and Peridot Cocktail Ring from India

Regal Royal, Marquise Bezel Set Black Onyx Cabochon Cocktail Ring

Green Glisten, Men's Green Onyx and Sterling Silver Cocktail Ring

Forest Checkerboard, 6-Carat Green Onyx Single-Stone Ring from India

Crowned in Glory in Green, Oval Cabochon of Green Onyx Cocktail Ring

Crowned in Glory in Black, Oval Cabochon of Black Onyx Cocktail Ring

Web of Mystery, Spiderweb Halloween-Themed Black Onyx Silver Cocktail Ring

Majestic Green, Polished Sterling Silver and Green Onyx Single Stone Ring

Midnight Bliss, Oval Black Onyx Cabochon Sterling Silver Cocktail Ring

Gala Green, Sterling Silver Marcasite and Green Onyx Cocktail Ring

Magical Orb, Black Onyx Cabochon Sterling Silver Ring

Bold Charm, Green Onyx and Sterling Silver Ring from India

Courage Amulet, Sterling Silver Cocktail Ring with Black Onyx Cabochon

Princess Gem, Handmade Onyx Single-Stone Ring from Bali

Captivating, Onyx and Sterling Silver Cocktail Ring Handmade in Bali

Green with Envy, Sterling Silver Cocktail Ring with Green Onyx Cabochon

Daydream Temple, Handcrafted Onyx Cocktail Ring from Bali

Gleaming Green, Marquise Green Onyx Cabochon Sterling Silver Cocktail Ring

Verdant Tear, Green Onyx and Marcasite Cocktail Ring