Old Mine Cut Brooches

A rare and architecturally striking Art Deco diamond panel brooch, distinguished by its strong Japonisme influence and exceptional scale. Crafted in platinum circa 1920s France, the ...

14k white gold brooch set with old mine cut diamond 0.50 ct J/K SI Detailed description The brooch is 6.8 cm wide, 0.8 cm high and 0.4 cm deep Total weight: 3.4 grams Set with: ...

Here we have a wonderful and unique brooch dating back to the early 1900s. The brooch is formed of a demantoid garnet snake wrapping itself around a diamond set crescent. The snake h...

14k yellow gold and silver branch brooch set with old mine-cut and rose-cut diamonds, up to 5.70 ct - H/H - SI - size 14.5 x 14.5 x 1.5 cm. 8.4 cm x 5.4 cm Detailed description: Th...

A Victorian three row crescent brooch, with a removable, original, sapphire insert and newly made, removable, old-cut diamond and ruby inserts, with the sapphire and the rubies mount...

This exceptional pair of convertible clips represents the pinnacle of French Art Deco jewelry design, capturing the geometric sophistication, technical innovation, and refined glamou...

--Stone(s):-- (10) Natural Genuine Diamonds - Old Mine Cut - Pave, Bezel & Prong Set - Nice Brilliant White Diamonds - 0.22ctw (approx.) Material: Solid 14k Yellow Gold w/ Plati...

Victorian diamond flower brooch in silver-topped 18 karat yellow gold, designed with a central floral cluster and surrounding petal and leaf sprays. The brooch presents a fully artic...

Indulge in this stunning Georgian Antique Brooch or Pendant with a magnificent hand painted portrait miniature of a woman painted "en grisaille" and set in magnificent frame with ear...

Beautiful Antique Art Deco Platinum and 14K White Gold Old Mine Diamond Stick Pin. This intricate Art Deco old mine diamond stick pin is crafted in 14k white gold and platinum. This ...

A set of five antique gold and topaz brooches designed as stars, in 18k gold. This striking suite is composed of five individual star-shaped brooches, each rendered with sharp, elon...

Antique Stick Pin 18ct Yellow Gold Circa 1900 This exquisite 18ct Gold Edwardian Stick Pin is a true masterpiece, perfect for any racing enthusiast. Featuring a beautifully crafte...

This is an extraordinary antique Old Mine Cut Diamond Enamel Flower Brooch in its Tiffany & Co. fitted box. The magnificent fully three dimensional f...

This is a Museum Quality antique Victorian - Art Nouveau Insect, Bee, Fly Brooch Pin set with Sapphires, Diamonds and Rubies in silver atop 12 Kara...

We are delighted to introduce you to this French mid 19th century beauty. This bow shaped brooch is set with antique old mine cut diamonds as well as with rose cut diamonds. A dazzli...

An antique diamond six point star brooch, with rays, with an old-cut diamond, in a cut down setting, in the centre, with an air gap surrounded by a flower, grain set with old-cut di...

Created around 1895-1900, shortly after the firm's triumph at the 1889 Paris Exposition, this white enamel gardenia brooch in 18K gold belongs to an en...

Love for Ever Magnificent little treasure as survivor of a past pledge of love will please the next keeper with its un discussed beauty and hidden secret tales of love Georgian perio...

Rare and glorious Art Deco masterpiece is not only significantly gorgeous -it's delightfully versatile. Wear it around your neck as the focal-point of a dog collar or ribbon, pin it ...

We are pleased to present an important antique shell cameo portraying the goddess Artemis (Diana in Roman mythology), rendered in an elegant neoclassical profile. Carved in Italy in...

A beautifully romantic Victorian heart pendant, exquisitely pavé-set with lustrous natural seed pearls arranged in a dense, shimmering mosaic. At the center, a cluster of bright old ...

This is a beautiful Edwardian pin/pendant crafted in 14K yellow gold that showcases a stunning collection of seed pearls and an Old Mine Cut diamond at t...

Here we have a outstanding piece of jewellery taken from the early stages of the Victorian era. The intricate floral and palmette design is adorned with a vast array of old mine cut ...

Austria, Vienna, 1922-1925 This finely modeled bow shape brooch is crafted in platinum and set with old cut diamonds and calibre cut sapphires. The pin and pin guard are made of 14K...

Here we have a wonderful diamond brooch dating back to the Victorian era. This antique piece has been crafted from 15ct gold and silver into the shape of a 12 pointed star. Each poin...

Victorian 18k yellow gold and silver brooch/pendant with pearls, ruby, and old mine-cut diamond, totaling approximately 0.80 ct – N/O, G/H - SI Detailed description: The brooch/pen...

Antique Large Approx 1.80ct Diamond Crescent Brooch in Gold double pin for added security the most exquisite diamond crescent, truly beautiful The item comes without the box in the photos but will be presented in an Howard’s Antiques gift box...

A wonderful and rare early Art Nouveau Brooch Pendant in the form of a Butterfly. The magnificent Butterfly is 14 Karat Gold. It is set with a central gorgeous Old Mine Cut Diamond...

18k bicolour gold brooch with ruby ​​and old mine cut and rose cut diamond 0.50 ct F/G - VS/SI detailed description the brooch is 7.0 cm wide and 1.3 cm high weight 5.9 grams set...

RETRO 18k bicolour brooch set with ruby ​​and old mine cut diamond up to 0.08ct – G/H – SI detailed description: the size of the brooch is 3.0 cm long by 2.5 cm wide weight 11.0 ...

18 Karat Yellow Gold Antique Bow Brooch Featuring 11 Old Mine Cut Diamonds Totaling Approximately 1.00 Carat. Finished Weight Is 4.1 Grams. 1.2 Inch...

An antique crescent moon brooch, set with a single row of old-cut diamonds, graduating in size, tapering to rose-cut diamonds, weighing an estimated total of 4.00 carats, claw set in...

Antique Russian old mine cut diamond brooch with an estimate diamond weight of 2.5 carats H color white excellent spark 4 cm length 14k gol...

This outstanding Victorian period spray brooch is 1890/1900 ca Hand crafted during the time of solid 18 Kt yellow gold topped by silver Nature inspired design of a stunning bunch of leaf and flowers, rich and opulent as it could be in nature, articulate three-dimensional art work...

A magnificent and exceptionally rare retro platinum tie or hair pin, meticulously set with approximately 5 carats of 73 natural old mine cut diamonds. The...

RETRO 14k bicolor gold brooch with coral and old mine-cut diamonds up to 1.60 ct - G/H - SI Detailed description: The brooch measures 5.7 cm long, 2.3 cm wide, and 1.5 cm deep. We...

This is a stunning antique Art Nouveau - Art Deco Enamel, Rose Cut and Old MIne Cut Diamond, Ruby, Sapphire and Pearl Fly Bug Insect Brooch Pin in 10 Karat Gold. The magnificent insect brooch has a central 1/2 Carat Old Mine Cut Diamond...

Made in Vienna, Austria, circa 1940. The brooch is finely modelled as a lily of the valley. The green leaf is naturalistically carved from a single piece of nephrite jade. The white ...

Art Deco Diamond Brooch. Circa 1930. Total length: approx. 4.50 centimeters. Total width: approx. 2.30 centimeters. Total weight: 13.81 grams.

A late Georgian diamond-set aigrette brooch, in the form of a diamond-set spray with two diamond-set flowers and a diamond-set bow, the knot of the set with an old mine-cut diamond estimated to weigh 0.7 carats, the small old mine-cut diamonds estimated to weigh a further total of 9 carats, all grain and cut-down set in silver to yellow gold back, with later gold brooch fitting, circa 1810, measuring 6.5 x 3.5cm, gross weight 15.9 grams. This antique brooch is in very good condition for its age. Unmarked, tested as silver and 18ct gold, with 15ct gold later brooch fitting. This superb late Georgian diamond aigrette...

Here we have a fabulous Art Deco sapphire and diamond arrow jabot pin from the world renowned luxury jewellery house of Cartier. The flights and tip are set with perfectly matched ca...

Coral Radiance An exquisite creation, this brooch is a testament to refined artistry. Crafted in gleaming platinum, it features a striking orange coral at its center. Encircling the...

lovely 14k White Gold Carved Cameo Pin and Pendant. Depicting a lovely lady with a wonderful diamond necklace. It has a fold-over bale so that you can use this as a pendant as well ...

his lovely antique brooch is Victorian period, 1870 circa Elegantly designed in a triumph of Diamond rays complemented by natural not nucleated salt sea Pearls and swinging drop Pear...

This impressive Art Nouveau Diamond brooch pendant is 1890 ca Sensual, sinuous lines expertly carved from rich 18 KT gold, contraste...

Art Deco Old mine cut Diamond and Onyx on Platinum and Gold Barrette Brooch. Circa 1930. Width: 6.60 centimeters. Height, at the highest: 0.85 centimeters. Total weight: approx. 7.7...

An antique diamond, silver, and yellow gold brooch, comprising fifty-four old mine cut diamond and forty-seven rose cut diamonds, in silver and 14 karat yellow gold. My favourite t...

Art Deco Diamond Filigree Bar Brooch A graceful and finely detailed Edwardian diamond bar brooch, crafted in platinum with a charmingly airy floral motif. At its center rests a liv...

An antique diamond, pearl, and yellow gold stick pin, comprising an old mine cut diamond, and seven seed pearls, in 15 karat and 9 karat yellow gold. This lovely stick pin is set t...

Essex crystal carving of a horse and jockey surrounded by rose diamonds. Perhaps they are symbolic of the winners wreath. The crystals are carved in reverse or intaglio into the flat...

Item Details: Metal Type: Platinum Top & 10K Yellow Gold Pin [Hallmarked, and Tested] Weight: 3.0 grams Diamond Information: Center Diamond: .50ct approximate, Old mine brilliant, ...

A French antique diamond and silver-upon-gold bow brooch, set with two rows of old mine cut diamonds, with a total weight of approximately 6.00 carats, in silver grain settings, back...

Victorian Old Mine Cut Diamond Pendant Brooch in 14k Gold, circa 1880–1900 A refined example of late 19th-century craftsmanship, this antique convertible pendant brooch (circa 1880–...

A diamond and platinum brooch by Cartier, circa 1900. This elegant brooch by Cartier dates from the turn of the last century and is in beautiful condition for its age. The brooch t...

Edwardian pin with diamonds and a natural pearl, c 1907. With a frame of platinum and yellow gold (in the back), this is probably an American piece executed circa 1905 to 1910. It ...

In it's original purple velvet box from Lambert Bros. New York and signed, this fourteen carat yellow gold antique stick pin with .30 carat miner's c...

Here we have an charming brooch dating back to the Victorian period. An open 18ct yellow gold frame plays host to an exceptional ensemble of diamonds. A trio of old cut stones sit at...

A Belle Époque emerald and diamond brooch, the step-cut emerald measuring approximately 5¾ carats accompanied by gemmological report stating to be of Colombian origin with minor clar...

A Victorian amethyst, diamond, silver, and yellow gold pendant and brooch, comprising one square cut amethyst, and thirty-three old cut diamonds, in silver, 15 karat yellow gold and ...

Art Deco Jade, Diamond and Sapphire Hat Pin from circa 1920. An antique 19th Century Chinese carved jade drop is set into a rose diamond and calibre sapphire mount with a cab sapphir...