Art Deco Onyx Brooch

Art Deco Platinum, Diamond and Onyx Brooch by Cartier, 1924 • Unsigned, numbered 1637 • Accompanied by Cartier Valuation for Insurance stating that the brooch is by Cartier, New York...

A chic Art Deco brooch featuring a stylised flower and foliage within an oval frame punctuated with three panels of onyx and enamel .The diamonds are both Rose and old Brilliant cuts...

A very fine early Art Deco onyx and diamond bow brooch by Cartier, the horizontally aligned ribbon bow set with a central row of square cut onyx between courses of circular cut diamo...

Art Deco Tiffany & Co. Carved Coral, Onyx and Diamond Brooch American Circa 1920

Country of origin: Although it does not carry any legible control marks we believe this to be of Belgian origin. Style: Art Deco Style specifics: Abstract motives and geometrical ...

Art Deco Onyx Diamond Brooch set in Platinum

A unique early Art Deco onyx, black enamel and diamond circle brooch, designed as an onyx circle, flanked by two diamond stylized leaf shaped motifs, decorated with black enamel and ...

The naturalistic looking parrot pin was crafted in the 1920s in 18 karat white gold and yellow gold in the back. The diamonds of high colour and clarity grade have about 1.5 carat. T...

An Fine quality original art deco Bow Brooch circa 1920s signed Cartier Paris.

Art Deco jade diamond onyx and lapis mounted bar brooch with rose cut diamonds and millegrain finish.

This impeccably designed brooch demonstrates the refined talent of Cartier and is an exceptional example of Art Deco elegance that would look chic and elegant today.

This Cartier Art Deco brooch is a remarkable example of early 20th-century jewelry design, showcasing the opulence and geometric precision characteristic of the Art Deco movement.

Country of origin: Although it does not carry any legible control marks we believe this to be of Belgian origin. Style: Art Deco Style specifics: Abstract motives and geometrical f...

Signed Dreicer piece featuring 0.55 carats of Round-Cut diamonds and black onyx, a brilliant combination of shimmering white and a matte black. Metal: Platinum Measurements: 55mm x...

Platinum Art Deco brooch featuring one of the most recognizable European motifs -- the windmill -- from its role in Dutch nationhood to significance in Don Quixote.

CARTIER Art-Deco pin/brooch made with 14 natural pearls, 16 roses diamonds (old cut), 4 onyx squares (two with very little faults), yellow gold 14K and platinum mount.

18k white gold, diamond, onyx. Circa : 1925 Dimensions : W95mm X D6mm X H17mm

An Art Deco rectangular plaque brooch with open central panel.

Fine Art Deco style. Made in onyx with a geometric decoration of 94 diamonds in brilliant-cut weighing approximately 0,95 carats, enamel. Mounted in 18K white gold. Millegrain settin...

CARTIER Art Deco Onyx Ruby Blue Enamel Diamond Clip. For the use of blue enamel by Cartier New York, see page 217 , CARTIER by Judy Rudoe,Harry Abrams.

Beautifully made Platinum Onyx Jade and diamond brooch set with 2.97cts of F/G VS round brilliant diamonds

Art Deco Platinum, Onyx and Diamond Jabot Brooch by Cartier, Paris • Signed Cartier, numbered 0959, with French assay marks on both terminals • 46 old-European-cut diamonds approxima...

Beautiful Cartier Art Deco Diamond, Onyx and Platinum Jabot Pin in the form of an arrow. The ‘feathers’ are millegrain edged and set with 48 Old Rose Cut Diamonds, flanking a single...

A truly singular and resplendent Art Deco masterpiece.

A fabulous pin/pendant from the Art Deco (ca1920s) era! Crafted in platinum, this piece begins with a circular coral cabochon. Radiating out from the coral cabochon are two long, nar...

Art Deco onyx jabot pin in platinum. Pin set with two cabochon-cut onyxes surrounded by 30 rose-cut diamonds. The jewel adopts a geometrical shape and colors typical of the Art Deco ...

An Art-Déco coral, onyx and diamond plaque brooch of openworked geometrical design, collet-set with cabochon coral flanked by calibré-cut onyx, to an openworked surround of old- cut...

Cartier, An Art Deco Platinum, Diamond and Black Onyx Arrow Jabot. The arrow is set with rectangular-cut and fancy shaped black onyx and rose-cut diamonds and measures approximately ...

This charming pin was made from either tuxedo studs or cuff links from the 20's into a pin for a very special lady. It is engraved in the back of the custom mounting "Beautiful,...

A beautiful 14 karat yellow gold Art Deco inspired bow brooch featuring polished, smooth black onyx and .97 carats of white diamonds.

Mounted with 7 Carved Gem Flowers, 5 with Diamond centres and bordered with carved Nephrite leaves, all contained in a White Gold and Platinum topped Basket set with Rose Diamonds an...

A quintessentially Art Deco brooch. Accompanied by an independent jewellery report from IGR (#30307324).

Beautiful and vibrant turquoise and onyx flower brooch with .38cts of G color, VS2 clarity, white diamonds set in 18k white gold. Can also be worn as a pendant. #48534

This 18K yellow gold Art Deco brooch from 1920 seems to be an abstract tropical fruit engraved in coral freshly picked from the garden of Japonism.

A rare art deco jabot pin with old mine diamonds and onyx panels, set on platinum. By Cartier. Signed and numbered with French Hallmarks.

Elegance meets individuality in this Beautiful Unique Sterling Silver Brooch Pin adorned with an Onyx Crystal Drop. With a length of 3.15 inches and a width of 1.45 inches, this broo...

A gorgeous Art Deco inspired vintage 18 karat bow tie design brooch created by Italian fine jewelry designer, Giovane.

Country of origin: unknown Style: Art Deco Style specifics: Abstract motives and geometrical forms are quite typical for the Art Deco period.

A new panda brooch made with black onyx and mother of pearl set in sterling silver and decorated with sparkling marcasites. It measures 6cm high by 3.8cm at the widest point. Our ...

A classically designed Art Deco diamond and onyx Antique brooch that features .50ct. apx.

Black Onyx Bow Brooch Mounted in 9ct White Gold dated circa 1930's Set with old cut diamonds in centre of bow. Onyx is striated to make it look more like a bow.

Of geometric design set with single-cut diamonds, french-cut emeralds and carved onyx.

Pave set with Diamonds and calibre cut Black Onyx in an all Platinum mount with a Platinum security chain. The design represents a Horseshoe Nail, a very lucky symbol in France and o...

This unique French pin has such edgy character, that it's perfect for everybody's style! Between it's 6 sided perimeter to it's geometric face, you are sure to get endless compliment...

An antique diamond and black onyx platinum pin, presented in an antique box bearing the name Walker & Son Jewelers & Silversmiths. This striking antique pin, contains 43 old mine cut...

Time little antique stickpin made in gold has onyx and tiny diamond on it. It weighs 0.96 grams.

Attractive lady's tailored designed Art Deco Circa 1920 platinum diamond pearl and black onyx bar pin set with 18 small single cut diamonds, 3 pearls into a black onyx rectangular sh...

Antique tie pin made in gold with black enamel on it. It weighs 1.41 grams.

This platinum pendant necklace is a beautiful example of jewelry. Composed of an onyx plate and adorned with two oval-cut peridots weighing approximately 7 ct. Geometrically arranged...

An absolutely spectacular aquamarine, diamond, and onyx brooch in luxuiorus platinum. Set with eighty four diamonds weighing a combined 4.20 carats approximately this brooch takes f...

Brooch is designed as a stylized bow with a milgrain platinum frame decorated with a pierced and ornately scrolled gallery Centering calibré cut onyx, as a bow motif, deeply engrave...

This Art Deco, early 20th century, brooch features antique cut diamonds weighing a total of 1.60 carats, accented by calibré-cut black onyx, set in platinum.

Length: 7 cm, width (at the widest): 2.2 cm. Authentic art deco brooch - French work – a unique piece, created in the 1925s Our opinion: A rare magnificent piece of jewellery, the ...

Antique French Floral Design Platinum Diamond Tiara with Detachable Brooch This magnificent French tiara, crafted in luxurious platinum, is a masterpiece of elegance and refinement....

Wonderful Art Deco Diamond and Emerald brooch from the 1930's, set in platinum by Ostertag, France. This lovely design is very reminiscent of Coco Chanel's logo who was his neighbor ...

Exceptional Art Deco Mazer Pendant Brooch from the 1930's. High Art Deco design with step faceted faux aquamarines and sapphires set within an intricate pave and baguette dangle sett...

Finely crafted in silver over gold with 46 Old European cut Diamonds weighing a total of 77.20 carats; the center Diamond weighing 5.77 carats. 18 3/4 inches long

A dazzling example of Art Deco elegance, this exquisite wristwatch by Oscar Heyman for Tiffany & Co. is a masterpiece of design and craftsmanship. The cream dial is adorned with stri...

A turn of the 20th century diamond-set fringe tiara, the base consisting of interlocking openwork geometric scroll sections set with small old-cut diamonds estimated to weigh 3¼ cara...

Van Cleef and Arpels Ruby and Diamond Flower Brooch A floral brooch featuring round-cut diamonds and rubies, and a stem set with baguette-cut diamonds. Approximate Length: 3.13 Inc...

Antique Pearl and Diamond Brooch A refined antique brooch showcasing an elegant geometric design, crafted in 14k and adorned with a luminous central pearl encircled by sparkling rou...

A stunning, fine and impressive antique Edwardian 5.88 carat diamond, silver and 14 karat yellow gold set star brooch: part of our diverse Edwardian jewelry collection. This stunnin...

This beautiful brooch showcases the classic Art Deco design popularized by Cartier in the early part of the twentieth century. Two square or princess cut diamonds adorn the sides imp...

Pearl and Diamond Bow Brooch A white gold bow brooch set with round cut diamonds and three natural pearl drops. Approximate Diamond Weight: 2.93 carats Measurements: 2.85" long M...

A spectacular engagement ring, showcasing an 8.94 carats old mine cushion cut diamond certified by GIA as J color and VVS2 clarity, set on a unique compass setting. Accented by 152 r...