Art Deco Spaulding & Co. Diamond Black Onyx and...
An Art Deco butterfly choker, by Spaulding & Co, with a central butterfly, with open wings, flanked by two butterflies, with closed wings, on...
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An Odeon Style Art Deco diamond and platinum double clip brooch, in a geometric design, with two tapered columns, pavé set with eight-cut diamonds,...
An Art Deco diamond and platinum bow brooch, finely pavé set with old style eight-cut diamonds, with cheneered gallery, mounted in platinum, with a...
A vintage, antique style diamond star brooch, with an old-cut diamond, in a claw and cut down setting, in the centre of a raised cluster of six...
An antique crescent moon brooch, the body is set with a row of old-cut diamonds, graduating in size, tapering to rose-cuts, weighing an estimated...
An Art Deco style diamond, green agate and ruby brooch, set with a central marquise diamond, with three baguette-cut diamonds either side, in rub...
A diamond bow brooch, pavé set with round brilliant-cut diamonds, in an openwork bow design, with millegrain edges, mounted in 18ct white gold,...
An antique, diamond star brooch, with a raised, old-cut diamond, in a gold claw setting, in the centre of an eight pointed silver star, each ray...
An antique, T. B. Starr, Belle Époque diamond, pearl, platinum and gold brooch, featuring a natural pearl, in the centre of an Art Nouveau double...
An antique crescent moon brooch, the body is set with two rows of old mine-cut diamonds, graduating in size, weighing an estimated total of 4.00...
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...
A Belle Époque diamond brooch, set with a cushion shaped old-cut diamond, in the centre, weighing approximately 1.82 carat, in our opinion the...
A Victorian oval diamond openwork brooch, with a centre cluster, set with a cushion shaped old-cut diamond, surrounded by old-mine cut diamonds, in...
A large butterfly en-tremblant brooch, with brilliant-cut and marquise-cut diamond set wings, thorax, eyes and antennae. The abdomen is set with a...
A late 20th century diamond and 18ct white gold bow brooch, with approximately 15.00ct of round brilliant cut diamonds, in our opinion the colour...
An antique Belle Époque diamond buckle design brooch, with old-cut diamonds, with an estimated total weight of 13.65ct, with an Edwardian-cut...
An open circular brooch, pavé set with round brilliant-cut diamonds, with a diamond bow set across the centre, set with round brilliant-cut and...
A vintage gold and diamond feather brooch, with brilliant-cut and single-cut diamonds set within white gold plumage, weighing an estimated total of...
An Art Deco plaque brooch, with a rhombus-shaped outline and a geometric and foliate openwork design, set with old brilliant-cut diamonds, weighing...
An antique diamond crescent brooch, set with old-cut diamonds, weighing an estimated total of 4.50ct, in a three row design, with an inner row and...
An Art Deco diamond brooch, set with Edwardian-cut diamonds, in an open work, navette shaped plaque, mounted in platinum, circa 1925, with a gold...
A Fabergé dendritic agate and diamond heart shape brooch, with a heart shape dendritic agate, with inclusions suggesting trees, in a rub over...
A French, Art Nouveau, diamond and gold brooch, by Louis Aucoc, with a glazed cartouche, with a scrolled surrounding, displaying a painted portrait...
A cream and dark blue guilloche enamel butterfly brooch, set with a single brilliant-cut diamond to the thorax, and further diamonds set to the...
A small sized white to cream enamel butterfly brooch, set with rubies, a cultured pearl and round brilliant-cut diamonds, mounted in 18ct gold. The...
A blue-pink plique-a-jour enamel butterfly brooch, set with an emerald to the thorax, weight approximately 0.14ct, and round brilliant-cut diamonds...
A white to cream enamel butterfly brooch, set with sapphires, a cultured pearl and round brilliant-cut diamonds, with a total diamond weight of...
A Gübelin mid twentieth century gold and diamond brooch, set with approximately 1.84ct of round brilliant-cut diamonds in an abstract bouquet...
A Jardiniére brooch, mounted in platinum, with a diamond bowl set with round brilliant and baguette-cut diamonds, with carved rubies and...
An antique butterfly brooch, with old-cut diamond pavé set thorax and wings, with a faceted emerald in each top wing, with a total weight of...
A vintage horse and jockey brooch, pavé set with eight-cut, old-cut and round brilliant-cut diamonds and calibré-cut rubies in the horse's saddle...
A vintage stylised, diamond set, feather brooch, with rows of baguette-cut diamonds, in channel settings and eight-cut diamonds, in grain settings,...
A diamond set duck brooch, with round brilliant-cut diamonds, with pinky-brown tint to represent feathers, pavé set in platinum, with an 18ct...
A scarlet mormon butterfly brooch, with round brilliant-cut diamond set eyes and antennae, with a yellow and brown diamond pavé set body and...
A diamond bow brooch, pave set with round brilliant cut diamonds weighing an estimated total of 22.00ct, in 18ct white gold, with a pin and tube...
A Moira design red-orange to yellow plique-a-jour enamel flower brooch, with a pavé set ruby centre and eight-cut diamonds in the outer petal...
A modern Mississippi pearl, diamond and enamel floral brooch, with three rose-cut diamond set anthers, Mississippi pearl petals, shaded green...
A dragonfly brooch, with pink and cream enamel wings, with blue enamel depicting the veins, with sapphires set in the thorax, each wing and the...
A large gem set dragonfly brooch, with three old-cut diamonds set in the head, with an oval, cabochon-cut sapphire, weighing an estimated 2.35ct...
An Art Deco sapphire and diamond brooch, designed as a figure of eight or bow, set with old-cut and eight-cut diamonds and calibre cut sapphires,...
An antique diamond crown brooch, set with Edwardian and old-cut diamonds, mounted in yellow gold with platinum settings, circa 1915.
A vintage diamond flower brooch, in the form of a bunch of lilac, tied with a bow, set with round brilliant-cut diamonds in the blossoms and upper...