Antique Onyx

The onyx base is finely shaped and framed by a 9K gold bezel, adding warmth and elegance to the piece.

French onyx and champleve four glass mantel clock. French mantel clock housed in a hexagonal shaped green onyx case with bevelled glass panels.

A Neoclassical Ormolu-Mounted Onyx Table Lamp The amphora body of the lamp carved from onyx, standing on an ormolu base with laurel wreath collar, the handles of the vase adorned wi...

An Art Deco-era ring dating to 1925–1938, featuring an octagonal onyx plaque framed by a geometric border of diamonds and mounted in platinum.

Exceptional Egyptian Onyx Garniture. Date: 19th Century Origin: French Dimension: 21 3/4 in x 12 1/2 in.

Period Art Deco diamond sailfish brooch. Beautiful quality with pave diamond set body and navy and black enamel accents. Motifs such as this became popular in the 30's and became kno...

Onyx Diamond and Ruby Bow Brooch from the late 19th Century.

Art Deco diamond and onyx watch head set in newer triple-strand band of onyx beads with diamond spacers.

This stunning vintage necklace is a bold and elegant statement piece, featuring polished onyx beads paired with richly embellished 14k gold elements.

Incredible beautiful pin in 14KT yellow gold, year is unknown. The onyx is natural and the diamonds are natural VS-SI clarity, G color.

This excellent bracelet with matching brooch was made out of silver and onyx and is a fine example of thr extavagance of fine Viktorianjewelery around 1850.

A spectacular Art Deco platinum onyx and diamond bangle bracelet, circa 1920. This bracelet has a strong geometric pattern created by the calibre cut onyx.

Rene Boivin Onyx Jade & Amazonite Art Deco Desk Clock This extremely rare clock features an onyx face with gold numbers and hands topped with a cabochon sapphire, set on an onyx...

With rows of diamonds and onyx encircled by diamonds in a round platinum setting.

An Art Deco diamond and onyx line bracelet, featuring segments of prong-set diamonds, alternating with channel-set, french-cut onyx, with millegrain borders and engraved sides, in pl...

PALTSCHO – WIEN – KARLSBAD N. 29 Gems: 1 natural onyx and 1 natural chalcedony hand carved to fit the design – 7 round and 16 rose cut diamonds totaling approx 35 Ct Measures: 93 x 2...

A pair of late 19th century onyx and diamond pendant earrings. Super elegant!

Featuring a collection of old cut diamonds and hand cut onyx pieces, this bracelet is unique and well made.

The vibrant, electric blue-green laboratory opal stone creates a striking contrast against a deep black onyx backdrop, all meticulously set within fine sterling silver channels.

Antique, historical, large onyx gold pendant. The pendant can also be converted into a brooch without any problems.

Art Deco Green Onyx and Marcasite Pendant set in sterling by Wachenheimer, Germany.

These fine and impressive antique onyx and diamond cufflinks have been crafted in 18k white gold.

Features a hand-carved jade pendant set in an onyx and diamond surround. Suspended on a beautiful chain made of small pearls, jade and onyx.

14k yellow gold necklace with gold and silver pendant set with onyx and old mine cut diamonds 1.00ct - H/I - VS/SI - 42 cm long detailed description: the length of the necklace is ...

Fabulous pair of early 20thC onyx pedestals. Matched pair from Italy, each is one piece.

This emerald onyx diamond brooch is crafted in platinum. It consists of 33 baguette-cut emeralds, 20 onyxes and 73 round-cut diamonds.

A Victorian antique 14 karat oval onyx pendant with a floral decoration assembled of pearls, emerald, and engraved gold leaves with petals.

This is a very fine example of a sterling silver, onyx and marcasite jewelry from the Art Deco period.

19th century oak chippendale influenced onyx top table circa 1890. Unusual dish top silver table featuring a stunning solid onyx inset top.

Chic Cartier Jade, Onyx and Diamond Cigarette Holder with original leather box from the 1920's.

The contrast between the warm patina of the spelter and the rich natural veining of the onyx base enhances its visual presence and collectible value.

City & Silver Code: P3=Besztercebanya/Banska Bistrica/Neusohl (1867-1872) Onyx: Mounted in bezel settings, with 6 oval cabochons cut carved from natural black onyx, with a combi...

A fine and impressive, antique 5.10 carat black onyx and 0.18 carat diamond, 14 karat white gold cocktail ring; part of our diverse onyx jewelry collections.

Exquisite hand-carved golden onyx sculpture, intricately designed in the shape of a basket overflowing with delicate flowers.

A refined 19th-century mourning locket pendant, crafted in 14 karat yellow gold and set with a deep black oval onyx plaque. The onyx is centrally mounted with a delicate rose-cut dia...

A striking Victorian era pendant, centered with a polished circular onyx adorned with a finely set six-point diamond star, mounted in 14 karat rose gold.

The colorful gemstone combination brings a lively and elegant richness to the graceful musical motif. Accented by onyx, the brooch has a striking sense of contrast and depth, enhanci...

Antique Victorian quality green onyx ornate clock garniture having a quality circular floral decorated dial with original hands, eight day movement striking the hour and half hour on...

The gold content has been professionally verified using X-ray fluorescence (XRF) analysis and traditional jeweler’s acid testing, ensuring authenticity and quality. Materials: onyx,...

Elegant French five-light candelabra combining richly veined natural green onyx with ornate gilt metal mounts. The design features scrolling Rococo-inspired arms rising from a turned...

The chain, dating to the early 20th century, is crafted in platinum with natural pearls and black onyx accents, measuring 11 inches in length and weighing 8.1 grams.

With the ultimate color combo of rich, reddish coral, sleek black onyx, sparkling white diamonds and platinum, these historic heirlooms once graced a brash flapper of the 1920's.

Important onyx & diamond bangle bracelet made with custom cut onyx pieces and VS diamonds.

Size: 6 Sizing Fee: Up 2 sizes for $30 or Down 1 size for $30 Era: Art Deco Metal Content: 10k Yellow Gold & 10k White Gold Stone Information Onyx Natural Diamond Carat(s): .03c...

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

This French centerpiece from the 19th century showcases the remarkable artistry of bronze champlevé work combined with the elegance of onyx. The centerpiece features a stunning onyx ...

The centerpiece rests on a substantial natural onyx base, providing both visual balance and structural stability.

The onyx is a very rich, deep black, and a rose cut Diamond is set in the center of the onyx stone.

It is an original Victorian piece in excellent condition--the black onyx beads have no chips or scratches, and the yellow gold clasps and links are positively gleaming!

The locket is composed of Black Onyx and has an enamel bail and is marked "585" for 14K gold.

Pair of Early 20thC White Onyx Table Lamps, having gilt metal supports in the form of stylised dolphins - 6.5" diam x18.5"h - The lampshade(s) are newly handmade silks by the same ma...

Surrounded by Old European Cut Diamonds, weighing approx. .75tcw, accented by Onyx. Approx. Dimensions: .8" l x 0.7 " w x 0.9" h.

An attractive Art Deco black onyx wedding band made in platinum. The band has French cut onyx, set next to each other.

Impressive carved mahogany console table having figural forms and paw feet, topped off palatially with gorgeous curved onyx top.

The center diamond is accentuated by onyx and dazzling round cut diamonds that weigh approximately 0.50ct.

The necklace is accentuated by onyx and pearl accents. The pendant measures 56mm by 25mm.

Art Deco diamond and onyx cluster ring. Set to centre with thirty nine round old cut diamonds in open back grain settings with a combined approximate weight of 1.00 carats, further s...

Era: Victorian Metal Content: 14k Rose Gold Stone Information Natural Onyx Style: Dangle Brooch Fastening Type: Hinged Pin and Whale Tail Clasp Measurements Tall: 2 13/32" (60....

The center diamond is accentuated by high quality diamond accents and faceted onyx. It is currently size 9 1/4, and can easily be resized.

This pendant was created in 1850 ca out of onyx and silver. The center of the pendant is decorated with a little pansy made out of natural pearls.