Antique Onyx

Flanking the onyx are panels of luminous mother-of-pearl, whose soft iridescence introduces light and subtle color play—an elegant counterpoint to the darkness of the onyx.

This pedestal origins from France, circa 1860. Made with onyx.

Unusual combination onyx beads and gold and diamonds on this bracelet in 18KT gold.

Pair of circa 1920's Italian onyx column lamps. Measurements: Height of body: 20" Height to shade rest: 30" Diameter: 5"square

A beautiful and extremely well made antique French Onyx and Brass floor lamp with a built in table.

Antique Egyptian Brass Sphinx on Onyx Base.

A spectacular Italian 19th-century giltwood and onyx center table. The table is raised by an intricate and richly carved base with four handsomely poised legs.

This listing features a Victorian style onyx and brass floor lamp.

Victorian onyx, gold and seed pearl locket pendant circa 1880's.

Very fine and rare early 20th century Italian onyx and verde antico cocktail or coffee table, circa 1935.

Materials: Platinum Diamonds Calibre-cut emeralds Cabochon onyx Sterling silver earring backs Marked / Signed: Earring backs marked 925 Approximate Dimensions: Length: 5.6 cm (2.20...

This stunning bracelet from the Art Deco era consists of four marquise cut diamonds weighing approximately 4.00 carats total and numerous baguette, old European and single cut diamon...

Pair of Art Deco English made 18k gold classic cufflinks, each set with a faceted onyx in the center, surrounded with rose cut diamonds.

Art Deco Platinum Diamond, Onyx and Pink Stone Link Bracelet. 1920es. A superb Art Deco platinum bracelet featuring a striking geometric design of alternating diamond and onyx links...

The onyx square measures 3/4 of an inch; the width of the weave made of gold is 1/2 an inch.

At its center is a magnificent, icy-blue aquamarine in a dramatic geometric cut, framed by platinum, sparkling diamonds, and sleek black onyx accents. The necklace itself is every bi...

Antique Onyx Ring 14ct Rose Gold Tested Circa 1920’s Fabulous, round, flat onyx ring.

The inlay is set within polished black onyx frames. The earrings secure with friction earring backs.

We have the matching large onyx pendant on offer.

A vintage platinum diamond and onyx brooch circa 1920. The brooch is made up of two rows set with 48 old cut diamonds, joined by intermittent onyx bars.

It features a striking contrast of deep, hand-cut black onyx panels set against an intricate maze of pierced platinum filigree.

This elegant and onyx locket is decorated with an amethyst mounted in a finely engraved silver setting.

K0527 Outstanding XIXth century onyx pedestal with revolving top with ormolu collar below, substantial column with variety of colours terminating in most beautiful base with egg an...

Antique Onyx Gold Hoop Earrings 15ct Gold Circa 1900 A pair of Victorian hoop earrings crafted in 15ct gold, each formed from a circular wire frame strung with graduated onyx bea...

Beautiful Pair of Art Deco Onyx Pedestal These columns have a Lovely Square Top with a ormolu Collar Bottom Very Stylish C1920s

This very elegant pair of Art Deco cufflinks is made out of oval onyx plaques mounted in 14 k gold. They are decorated with a fine line of old cut diamonds in a mille grain platinum ...

Beautiful onyx and gilt bronze champlevé enamel jewelry box in a chest design; made in France in the Late 19th Century, having a soft red velvet interior and impeccable hand-painted ...

A pair of circa 1920’s Italian onyx and bronze table lamps. Measurements: Height of Body: 13“ Height to shade rest: 23“

Circa 1920's Art Deco filigree bracelet with onyx and carnelian sugarloaf cabochons. The onyx holds a single cut diamond in the center.

Two carved marble and onyx table lamps.

Pair of Late 19thC Onyx Neoclassical Columns with gilt brass Corinthian capital and base mounts, with square tops and bases - 36"h x 8" square

Framing the diamonds are 20 French cut onyx stones weighing approximately 0.40 carats, adding dramatic contrast and a sleek graphic edge.

Created in France in the 1920s, these hoop earrings are set with onyx and diamonds. Each is designed as a slightly arched top suspending a free hanging circular hoop, set throughout ...

A Victorian ( late 19th Century ) oval brooch made of 14 karat yellow gold with a star applique on onyx surrounded by half pearls. The brooch features a photo compartment on the back.

Art Deco onyx and diamond earrings. A matching pair, each set with one drop shape cabochon onyx in open back rubover and millegrain settings, set to top with one round old cut diamon...

This antique piece has been crafted from a rich 18ct yellow gold into the shape of a plump love heart. Striking black onyx acts as the backdrop to an elegantly adorned floral motif a...

This Vintage Onyx & 14k Gold Chunky Beaded Necklace is a luxurious statement piece that perfectly balances bold design with timeless elegance.

Each platinum square features a onyx circle with a diamond mounted in a mille griffe platinum setting in its center.

Side Diamond Details: .70ct total weight, G Color, VS Clarity, Old European Brilliant Onyx details: .20ct total weight, square cut, black color.

14k yellow gold brooch/pendant with coral and onyx – 18.0 grams detailed description: the dimensions of the brooch/pendant are 5.0 cm long by 4.2 cm wide weight 18.0 grams set w...

This gorgeous platinum pin from the Art Deco era, is centered with a sparkling old mine cut diamond weighing approximately 0.80ct. and smaller old mine cut diamonds weighing approxim...

Rare style brooch made with onyx in 14KT yellow gold, weighing 14.5 grams. Why buy from us among others?

English Victorian silver easel picture frame with paper clip on rectangular white onyx base.

Early Initial ring S 10K Gold. Onyx base. The Ring is a size 9 it can be size by your jeweler or us.

Each pedestal boasts a unique onyx pattern, adding a touch of individuality to the pair.

A fine vintage gold and onyx stickpin. With a 14 karat gold horseshoe head and a 10 karat gold pin stem.

Weight: 4.3 Grams Stone: Micro mosaic glass tesserae, Onyx Measurements: 20.8 x 4 x 17.1mm Length: 18" Hallmark: 14k chain, 18k frame Note: slight damage to the mosaic at the edges ...

Early Initial ring S 10K Gold. Onyx base. The Ring is a size 9 it can be size by your jeweler or us.

There are some chips on the corners of the Onyx on the bases and a small repair on one of the upright arms all as shown in the last 3 photos.

The Onyx stone is set within the 9ct gold band. Fully hallmarked Birmingham 1830.

A striking unisex Art Deco brooch featuring a meticulously carved emerald centerpiece, flanked by carved sapphires and rich onyx accents. Set in platinum, the design is completed wit...

This Art Deco piece has been crafted from platinum and features alternating French cut onyx and round faceted old European cut diamonds.

1870s French onyx mantle clock by CH Martin. Enamel face. I didn’t try to see if clock works, I assume it doesn’t.

This Victorian mourning locket pendant carries an old mine cut diamond weighing approximately 0.40 carat, graded I-J color and I clarity, its warm, candlelit facets set against a som...

Finely crafted in platinum with Old European cut Diamonds weighing approximately a total of 10.00 carats and Rectangular cut Onyx. Circa 1920s Size 7 inches

Finely crafted in platinum with a Modified Square cut Diamond at the center weighing approximately 1.00 carat, Single, Baguette, and Trapezoid cut Diamonds weighing a total of approx...

You'll feel like you hit the trifecta wearing this bold Art Deco coral, black onyx and diamond ellipse cocktail ring. Epitomizing the edgy geometry of 1920s architecture, the rich, d...

The centerpiece is a beautifully carved white-on-black onyx cameo, depicting a classical profile with exquisite attention to the curls, drapery, and facial modeling—hallmarks of 19th...

An Art Deco onyx and diamond plaque ring of tapering, harlequin design, in platinum.

The center stone is accentuated by round cut diamond and triangular cut onyx accents. The top of the ring measures 14mm by 20mm.