Onyx Gemstone Cocktail Rings for Women

Garden Splendor, Green Onyx Silver Cocktail Ring with Brass Floral Accent

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

Facets of a Sage, Reversible Natural Onyx and Chrysocolla Cocktail Ring

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

Glorious Greenery, Leaf-Themed Sterling Silver & Green Onyx Cocktail Wrap Ring

Flaming Mysticism, Traditional 22k Gold-Plated Cocktail Ring with Onyx Cabochon

Courage Amulet, Sterling Silver Cocktail Ring with Black Onyx Cabochon

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

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

Regal Royal, Marquise Bezel Set Black Onyx Cabochon Cocktail Ring

Gleaming Green, Marquise Green Onyx Cabochon Sterling Silver Cocktail Ring

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

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

Midnight Bliss, Oval Black Onyx Cabochon Sterling Silver Cocktail Ring

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

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

Midnight Hearts, Black Onyx and Sterling Silver Cocktail Ring

Rapt, Onyx Cabochon Cocktail Ring from India

Stylish Combo, Rainbow Moonstone and Onyx Wrap Ring from India

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

Bold Oval, Leaf Motif Green Onyx Ring from India

Red-Orange Strength, Men's Red-Orange Onyx Ring from India

Daydream Temple, Handcrafted Onyx Cocktail Ring from Bali

Princess Gem, Handmade Onyx Single-Stone Ring from Bali

Captivating, Onyx and Sterling Silver Cocktail Ring Handmade in Bali

Evening Stars, Artisan Handmade 925 Sterling Silver Onyx Cocktail Ring