Black Onyx And Diamond Brooch

This Platinum Black Onyx and Diamond Brooch is a striking blend of boldness and elegance.

This vintage brooch is 1935 ca – Italian origin Stunning geometric circle shape supported by extra elements on sides, hand crafted of solid 18 KT gold, Italian hallmarks Vintage Roc...

A striking example of antique craftsmanship, this platinum brooch features an onyx centre, beautifully contrasted by sparkling natural diamonds.

This magnificent and unique brooch features a black onyx frame, approximately 33.0 x 35.0mm., topped with small round diamonds, 2 small round cabochon angel skin corals, 12 navette-s...

A stunning, fine and impressive antique 11.20 carat black onyx and 0.91 carat diamond, platinum and 15k white gold Art Deco brooch; part of our collection of Art Deco brooches.

Art Deco Emerald Diamond and Onyx Car Brooch A car brooch with a hexagonal emerald, diamonds, diamond wheels, and a black onyx base.

Composed of three interlocking segments, this design allows for versatile wear — each segment can be worn independently or combined into one striking statement piece. The brooch fea...

Symbolizing good luck, this Cartier Paris diamond, black onyx, enamel, and 18 karat yellow gold vintage brooch is delightful.

Simply Beautiful! Vintage Diamond, Black Onyx with Emerald Eyes Brooch Pin.

The head and limbs are adorned with these sparkling diamonds, creating a dazzling effect. The shell is embellished with 1.32 carats of vivid red rubies, arranged in a lattice pattern...

A stunning, fine and impressive antique 0.41 carat diamond, pearl, black onyx and 18 karat yellow gold brooch; part of our antique estate jewelry collections.

A French Art Deco diamond, coral, black onyx and platinum brooch, with an open, circular centre, set with buff top black onyx, in a channel setting, with bow wings, grain set with ei...

Crafted with fantastic attention to detail, this adorable ladybird brooch is sure to make heads turn! The wonderful brooch is superbly designed as a stylised ladybug, that stands ou...

A superb Art Deco platinum, diamond, and onyx brooch, notably worn by Yvonne Orji to the 2025 Met Gala after-party.

Butterfly wings in blue sapphire pavé graduating in color are edged with black onyx; set in 18-karat white gold. Moveable wings are spring-mounted to the diamond body so the wings ca...

A striking Art Deco platinum and diamond brooch, featuring black onyx and ruby; circa 1920s.

Butterfly wings in pink sapphire pavé graduating in color are edged with black onyx; set in 18-karat white gold. Moveable wings are spring-mounted to the diamond body so the wings ca...

A stunning, fine and impressive antique 0.54 carat onyx, rock crystal and 0.29 carat diamond, 14 karat yellow gold and silver set Art Deco bow brooch; part of our collection of antiq...

Seventy-one sparkling white diamonds and faceted black onyx make an elegant statement in this Art Deco-period "bow" brooch by Greenleaf & Crosby.

A marvelous design of symmetry along with accents of vibrant color make this Art Deco inspired brooch, masterfully hand in 14k white gold. Frosted with shimmering diamonds, on each s...

This exceptionally beautiful 'bow' brooch was made during the Art Deco period and has been set with diamonds and black onyx.

Art Deco Onyx and Diamond Brooch in Platinum and Gold An iconic Art Deco brooch of impressive scale and striking presence, exemplifying the bold geometry and refined elegance of the...

Embrace the allure of classic sophistication with this stunning Black Onyx Carved Flower stick pin, adorned with a dazzling 0.43ct GH VS diamond and elegantly crafted in platinum. At...

Its two wings are made with black onyx and 18k white gold spots. Its body is studded with 0.50 carats of round brilliant-cut diamonds adding sparkle and brightness to the piece, whil...

14k yellow gold with silver brooch set with onyx and rose diamonds up to 0.25ct – 41.5 grams detailed description the size of the brooch is 5.1 cm long by 4.4 cm wide weight 41.5 ...

Accented by 29 richly hued onyx inlays, the contrast between black and white evokes classic Deco elegance.

This vintage long ribbon brooch/pin was crafted from solid 14k yellow gold and features an elegant freeform design with a beautiful black onyx at its center with old single cut diamo...

This super cute vintage pin/brooch was crafted in solid 18k white gold. It features an adorable bow design that is adorned with custom cut polished black onyx and accented with round...

A striking and sculptural 18K white gold geometric pin designed with bold contrasts of black onyx, pink coral, and brilliant diamonds. This highly stylized motif features six carved ...

At its center rests a large circular onyx, creating a powerful focal point with its deep black polish and smooth, commanding surface.

The gemstones include blue topaz, citrine, and lovely reddish tourmalines which weigh a total of 5.54 carats. Black onyx is used for the toucan’s beak and a single ruby cabochon make...

This large antique brooch features custom cut natural amethysts and diamonds that are set onto the 18k rose gold and decorated with gorgeous etched floral center piece that is then a...

A super sweet and well-made diamond studded turtle brooch! Its shell is made of a single piece of polished black onyx which is webbed with stands of 18k yellow gold making the shell'...

The warm gold setting enhances the richness of the black onyx while framing the diamonds with a romantic, heirloom-quality feel.

Enjoy :) --Stone(s):-- (2) Natural Genuine Pink Topaz - Elongated Pear Brilliant Cut - Bezel Set - Transparent Pastel Pink Color - 17.8x7.1mm each (approx.) (4) Natural Genuine Blac...

An exquisite example of Art Deco jewelry design, this gold brooch incorporates tsavorites, onyx, and diamonds in a lovely geometric shape. A central very fine oval tsavorite and two ...

This 18k Yellow Gold Black Onyx Bird Pin is small in size yet rich in meaning. The bird’s body is carved from smooth black onyx, a stone known to absorb negative energy and bring i...

Here were have a vintage bar pin/brooch that is constructed from a highly polished, genuine custom cut black onyx stone.

Signed "Putti" platinum Black Onyx, carved with figures of a man and a woman, Brooch / Pendant.

The petals are beautifully set with pave diamonds and polished black onyx. The flower is further detailed with the bud, stem, and leaves also set in round brilliant diamonds.

Metal: 18 Karat White Gold Gemstones: Diamonds, Rubies, Black Onyx Diamond Shape & Cut: Round cut Diamond Quantity: 138 Diamond Measurements: 1.340 – 1.000 mm Diamond Total Carat Wei...

The body is set with round brilliant diamonds, and cabochon onyx for eyes. The brooch measures 1" x 3/4".

Expertly sculpted in a shimmering 14k white gold figural setting, each parrot is densely encrusted with brilliant white diamonds to mimic natural plumage, accented with sleek onyx an...

Beautiful Edwardian period brooch made by Dreicer & Co. The diamonds are a mix of old mine cut and single cut.

The four wings were cut in black onyx and then drilled in preparation to be set with round diamonds.

ART NOUVEAU 18k gold with silver brooch set with pearl, onyx and brilliant-cut diamond up to 0.54ct - G/H - SI detailed description: the dimensions of the brooch/pendant are 2.8 cm...

Technical Details Style: Vintage "Giardinetto" Flower Vase / Retro Revival Metal: 9k Yellow Gold Total Weight: 30.10 grams Carved Red Coral Weight: 10.00 grams (Hand-Carved Rose...

A surrounding black donut or ‘bi’ in Chinese is grasped on either end by beautiful glittering diamonds. 

Beautiful Antique Victorian 18K Yellow Gold Rose Cut Diamond and Onyx Bar Pin Brooch. This gorgeous Victorian rose cut diamond bar pin brooch is crafted in 18k yellow gold.

A surrounding black donut or ‘bi’ in Chinese is grasped on either end by beautiful glittering diamonds. 

Created in platinum and 18K yellow gold, the sculptural canine design is beautifully accented with brilliant-cut diamonds, vivid rubies, and rich black onyx. The elegant contrast of ...

This Onyx and Diamond Art Deco–style circle arrow brooch is a striking symbol of elegance and bold design.

A striking brooch depicting a poised leopard. Crafted in 18k yellow gold, the body is adorned with 6.10 carats of round brilliant white diamonds, creating a dazzling effect.

A striking brooch depicting a poised leopard. Crafted in 18k yellow gold, the body is adorned with 6.10 carats of round brilliant white diamonds, creating a dazzling effect.

The stunning diamonds on this piece are absolutely fiery and brilliant, creating striking contrast against the solid black color of the onyx.

It is finished with a carved piece of black onyx which adds contrast to the brooch. Made in 18k yellow gold and ready to be worn as a brooch or add a chain to its bail to wear as a p...

This elegant swan pin features a neck and head sculpted from velvety black onyx, a stone believed to absorb negative energy and promote resilience. All set in 18k gold. Its body ...

The combination of crisp white gold, glittering diamonds, and deep black onyx makes this brooch effortlessly versatile—ideal for both daywear and evening elegance.

The wings’ base consists in custom cut black onyx, lending the jewel a distinctive art déco look.

An exquisite and rare piece, Cartier platinum tassel brooch from Art Deco era, set with seed pearls ( 1.5mm), approximately 1.00ctw G/Vs diamonds, black onyx and enamel.