Onyx Necklaces

Art Deco Onyx & Diamond Pendant Platinum Stamped Circa 1920s Capture the sophisticated glamour of the 1920s with this exquisite Original Art Deco Pendant. Meticulously crafted...

Exquisite, rare antique diamond, carved onyx, pearl, enamel and 18K yellow gold locket in the form of a scallop with a precious pearl 19th Century The scallop and precious pearl moti...

Triple Gem Fish Black Onyx, Diamond, Emerald & 14k Gold Double-sided carved fish with a 2mm gold bezeled diamond eye on one side and a 1.5mm gold bezeled emerald eye on the oth...

This is necklace that everyone should have in their collection. It is simple, elegant and so versatile. You can wear it alone or where it with a pendant. The onyx beads are 4.1 mm...

A striking vintage carved jadeite and black onyx sautoir necklace with strong scale, movement and decorative presence. The necklace is composed of double rows of polished black onyx...

Vintage Soviet made cast Greek revival Cameo depicting the head of a Woman set in solid 14K orange toned Gold. Stone is lab made Black Quartz / artificial Onyx ( Mohs 7 ) . Cameo is ...

This is a stunning work of art. This handmade necklace has a large polished oval Onyx stone in the center and is held by a beautiful leaf design. It has sturdy mesh like chain with...

This is a gorgeous vintage Bvlgari, Bulgari B.zero necklace in the lariat style with faceted Black Onyx Beads and Diamonds in 18 Karat White Gold. This Bvlgari necklace is an absolu...

The largest middle natural red Coral in this double strand necklace is 34mm x 16mm. The glittering gemcut sparkling natural black Onyx are 4mm. This dramatic fascinating beautiful ...

Black Onyx rondels (largest is 20 mm) enhanced with glittering brilliant pinky Czech crystals set in a unique handmade 17.5 inch long necklace with goldy hook clasp. This stands out...

A striking vintage Panthère de Cartier diamond and onyx necklace set in 18k white gold.

The necklace features a pavé-set diamond circular link suspending a geometric...

A bold, sculptural, and modern masterpiece: this contemporary "Totem" style statement pendant is a true celebration of fine jewelry architecture and gemstone artistry. Weighing a sub...

A ten-motifs Alhambra necklace designed by Van Cleef & Arpels. This is a beautiful ten-motif chain necklace created by the prestigious French jewelry house of Van Cleef & ...

Double strand of highly polished glowing natural black Onyx (18 mm) enhanced with rondels of natural red Bamboo Coral set in this double strand necklace with gold tone easy to use ho...

Wonderful Sybil Dunlop Multi Stone Arts and Crafts Pendant from the 1920's UK. Unsigned pendant in sterling with an array of multicolored semi precious stones in fancy cuts. Cabochon...

This is an Art Deco style green onyx necklace with a sterling silver leopard clasp. We created this double-strand long swing necklace with 8mm and 2mm faceted translucent green onyx ...

This elrgant 925 sterling silver pendant features a single pear-shaped natural black onyx gemstone measuring 15x14 mm and weighing 8.8 carats. The bold centerpiece is framed by an el...

This stunning tennis necklace from Silvorra is meticulously crafted in 925 sterling silver and adorned with 73 natural octagon-cut green onyx, each measuring 5x3 mm for a total weigh...

Designed as a cable link chain featuring a single disk shaped padlock motif station Inlaid with carved 10.0 mm onyx on both sides - opaque glossy black in color Centering a bezel set...

This Cartier Panthère Necklace, crafted in 18k white gold, epitomizes the maison's iconic feline motif. The Panthère collection, a hallmark of Cartier's design legacy, showcases the ...

--Stone(s):-- (15) Natural Genuine Onyx - Round Bead Shape - Strung - Black - 16.1mm each (approx.) (16) Genuine Cultured Pearls - Round & Semi Round Shape - Strung - Off White Color...

An important and exquisitely preserved Art Deco négligée necklace by Van Cleef & Arpels, Paris, circa 1920, distilling the geometric purity of 1920s French haute joaillerie to it...

Materials: 950-grade silver; onyx stone pendant; includes an 18 inch long silver necklace (chain) Pendant Dimensions: Width: 0.13″; Length: 0.20″ Editorial Tone: Channel the sophist...

David Yurman Albion Black Onyx Sterling Silver and 14K Yellow Gold Double Wheat Chain Necklace- Make a bold statement with this iconic David Yurman necklace, showcasing the designer...

Black Natural Stone Necklace Natural Onyx set with Sterling Silver 925 Size: approx 25 x 20 mm (1' inch tall) Weight approx 8.4 grams Cord adjustable 16' - 18' inch sterling silver...

THIS IS A WONDERFUL AND VERY RARE INLAID BLACK OPAL HEART SHAPED PENDANT WITH AN IMAGE OF A SWAN SWIMMING IN THE WATER. THE PENDANT IS BLACK ONYX WITH INLAID BLACK OPAL GEMS AND IS ...

Gorgeous Marina J. hand woven Sautoir. This piece features perfectly round Pearls which display a wild sheen and luster, bordered by smooth Black Onyx beads. Each Pearl was individua...

Iconic pre-owned Cartier Panthère Necklace featuring a Tsavorite eye and Onyx nose as well as a double row diamond cut trace link chain. This necklace is not a current model and is a...

Yves Saint Laurent / Martine Boutron Haute Couture faux coral pate de verre and stone necklace with onyx and hematite asymetrical decoration, silver gi...

This Vintage tiara is a symbol of beauty and self-love. It is handmade with Natural rose cut diamonds and emerald green colored onyx gemstone drops in sterling silver. Diamond- Rose...

Iconic and timeless, this pre-owned Van Cleef & Arpels Vintage Alhambra necklace showcases the maison’s celebrated motif design with elegant black onyx and luxurious 18K yellow gold....

Perfect Poisson Pendant Black Onyx, Diamond, Spinel & 14k Gold Carved black onyx fish with 2mm round diamond eye bezeled in gold with a stunning grey/silver spinel atop and gol...

NOTE: This item contains natural coral. Sale is restricted to UK buyers only. This item will not be shipped internationally due to wildlife trade regulations. A striking rare vintag...

This piece is made of all faceted Aquamarine, Green Onyx and solid 14k Yellow Gold findings all woven together into an intricate tight lace design. Due to the stones' translucent nature, this necklace radiates magnificent hues of Blue and Green when in the light. A stunning Vintage Enamel Butterfly brooch...

Art Deco Marcasite and Onyx Pendant from the 1920's set in sterling. Carved oval onyx is set within a marcasite frame with matching bale. Period Europea...

Brand: Van Cleef & Arpels Style: Green Onyx Wreath Pendant Necklace Material: 18k yellow gold Hallmarks: VCA 18kt 87 B4503 R101 Gemstones: Natural green onyx Design: Circular wr...

Marina J.'s unique art deco style necklace features a variety of shapes: sphere pearls, cylindrical onyx beads, coral teardrop beads, and more. This striking piece mimics jewelry fro...

14k white gold necklace with pendant set with green onyx and single cut diamonds. 0.16ct - F/G - VS/SI - 45 cm long detailed description: the necklace is 45 cm long and 1.1 mm wid...

Black Onyx Dog Paw Pendant with Diamonds and Emerald Black Onyx, Diamonds, Zambian Emerald and 14k Gold Hand carved black onyx dog paw with four 2mm round diamonds bezeled in gold ...

Indulge in this museum quality antique Victorian Pietra Dura Cross Pendant in 10 Karat Gold with inlaid semi-precious stones set in a Black Onyx Cross creating a mosaic image of a Ro...

A fine signed, beaded necklace. By Paloma Picasso for Tiffany & Co. Strung with alternating moonstone, quartz, and onyx 10 mm beads on an incredibly large 61-inch silk cord. ...

These highly polished beautiful glowing bright real Spider Web Agates are all approximately 18mm round. They are enhanced by little highly polished glittering gem-cut 6mm black Onyx....

An icon reborn in glittering form, this extraordinary necklace from Cartier features the Maison’s most legendary motif: the panther. Fashioned in 18k white gold and fully articulated...

Description: A highly collectible 2016 Holiday Vintage Alhambra Pendant Necklace by Van Cleef & Arpels, exquisitely crafted in solid 18K rose gold. This limited-edition design featur...

A stunning Pietra Dura Brooch in 14 Karat Gold with inlaid semi-precious stones creating a mosaic image of flowers including a gorgeous central whit...

Description: A striking Magic Alhambra Long Pendant Necklace by Van Cleef & Arpels, expertly crafted in solid 18K yellow gold. This elegant design features the Maison's iconic oversi...

This is a wonderful Zuni Native American stone-to-stone inlay pendant in Sterling Silver with red coral, turquoise, opal, black onyx, orange spiny oyster and Mother of Pearl to creat...

A sophisticated Tiffany & Co. necklace crafted in sterling silver, featuring elegant black onyx accents and the brand’s signature toggle clasp design. The bold contrast between p...

This necklace is just gorgeous and has a fabulous design. It's a Sterling Silver Geometric Onyx Link Choker/Necklace with matching earrings. It is handmade and drapes beautifully a...

An extraordinary vintage statement necklace featuring a sophisticated fusion of vibrant colors, fine gemstone carving, and refined goldsmithing. Spanning 34 cm (approx. 13.4 inches),...

A rare and wonderful antique Belle Epoque, Victorian locket pendant with a beautiful engraved "M" initial on one side. The wonderful locket is 10 Karat Rose Gold. On one side the B...

An Art Deco sautoir comprised of a natural pearl, onyx and diamond tassel suspended from an onyx station chain, in platinum. * Free shipping * Includes letter of authenticity for in...

David Yurman Onyx, Mother of Pearl & Diamond Cable Pendant in Sterling Silver This David Yurman pendant is crafted in sterling silver and features a reversible round design with...

Step into a world of vibrant color and profound symbolism with this one-of-a-kind necklace. This striking piece is a harmonious blend of precious materials and intricate design, tell...

Beautiful necklace in 9 kt rose gold structure mounted with sections of lapis, coral, malakite, onyx, pearls and rock crystal. Between of them, structures in 9 kt white gold studded ...

Details are here below: Metal- Silver Metal purity- sterling silver or 925 Gemstone- Onyx Origin- Natural Diamond- Natural rose cut diamond Diamond origin- Natural, real, earth mine...

A masterpiece of artisanal grandiosity, this statement necklace captures the artistic soul of high-end jewelry design. The centerpiece features a magnificently hand-carved turquoise ...

SOL Pendant Black Onyx, Citrine, Diamonds, 14k Gold The S O L line was developed around the idea of honoring oneself and living a life that lights you up. The sun is a powerful sym...

Step into the elegance of a bygone era with this exquisite 18 kt white gold necklace, a masterful representation of timeless sophistication and vintage allure. This stunning piece dr...

Shell Pendant By Jen Proudman Jewelry Black Onyx, Diamond, Spinel and 14k Gold Carved black onyx  Shell (15mm diameter) with offset 2mm white diamond bezeled in gold and a stunnin...