Onyx Birthstone Necklaces

Nocturnal Style, Leaf-Themed Black Onyx and Sterling Silver Pendant Necklace

Watery Depths, Onyx Pendant Necklace with Sterling Silver from India

Forest Style, Green Onyx Sterling Silver Nature Leaf Pendant Necklace

Day Party in Green, Green Onyx and Sterling Silver Pendant Necklace

Elegant Wreath, Onyx and Topaz Pendant Necklace by Indian Artisans

Midnight Greeting, Black Onyx and Sterling Silver Pendant Necklace from India

Midnight Heart, Sterling Silver and Black Onyx Pendant Necklace

Posh Pyramid, Taxco Silver Necklace with Triangular Pyramid Onyx Pendant

A Sigh of Romance, Heart pendant necklace

Goth Love, Onyx and garnet heart necklace

Rainbow Halo, Handcrafted Silver Necklace with Cultured Pearl and Gems

Jaipur Mystic, Green Onyx and Sterling Silver Pendant Necklace from India

Beautiful Cavern, Multi-Gemstone Beaded Pendant Necklace from Thailand

Midnight Majesty, 925 Sterling Silver Black Onyx Pendant Necklace from India

Fanciful Flight, Black Onyx and Sterling Silver Wings Pendant Necklace

Lucky Coin , Indonesian Onyx and Sterling Silver Y-Necklace

Dark Ocean, Onyx and Lapis Lazuli Beaded Choker

Enigmatic Destiny, Polished Faceted Five-Carat Onyx Pendant Necklace from Bali

Protective Allure, Onyx Cabochon and Sterling Silver Pendant Necklace

Midnight Petal, Sterling Silver and Onyx Pendant Necklace

Night Falls, Black Onyx Pendant Necklace from India