Gem-set Bird Brooch, c. 1960s, designed as a bird set with cabochon turquoise and full-cut diamonds,

Gold and Gem-Set Broochdesigned in a feather motif centering on a round cabochon emerald weighing approximately 2.74 carats, within a square of full cut round diamonds weighing approximately .32 total

A foil-back diamond and foil-back multi-gem bird brooch. The brooch designed as a bird of paradise, set throughout with vari-shape foil-back ruby and foil-back emerald with foil-back rose-cut diamond

Colletto Turquoise, Synthetic Sapphire, 18k Yellow Gold Bird Brooch. Designed as a bird, featuring one oval turquoise cabochon 18 x 12 mm, completed by a round cut synthetic sapphire eye, set in an op

Diamond and gem-set bird brooch Circular-cut emeralds, invisibly-set sapphires and rubies, round brilliant-cut diamonds 18k yellow gold 2 ins; Gross weight 8.9 dwts

Pair of Gold and Gem-Set Broochesdesigned in a tapered swirl motif, one with pavè set full cut round diamonds and channel set baguette cut rubies, the other with pavè set full cut round diamonds

Gold and Gem-Set Octopus Broochdesigned in textured gold in an octopus motif with a prong set full cut round diamond accent weighing approximately .06 carat (J color, VS2 clarity), and set with rose c

An assembled pairing of two pins: a 14K white gold floral sprig with blue sapphires and Old mine and full cut diamonds; an 18K yellow gold bird brooch with two turquoise cabochons and ruby eye. 16.2dw

DAVID WEBB: AN 18K GOLD, DIAMOND, AND GEM-SET RING Designed as a heavily textured knot set with an oval cabochon ruby and emeralds, with full-cut diamond accents, in platinum and 18k gold, weight 13.4

A 1950's 18ct gold diamond and gem-set bird brooch. The bird, comprising textured feathers with openwork breast, emerald eye and ruby and turquoise tail feathers, resting on a diamond accent branch. M

AN ANTIQUE TURQUOISE AND DIAMOND CRESCENT MOON BROOCH designed as a crescent moon, set with cabochon turquoise and old and rose cut diamonds, the diamonds all totalling 1.5-2.0 carats, no assay marks,

Two gem-set bee brooches. Each designed as a graduated opal cabochon and circular-cut diamond double cluster body, with circular-shape ruby eyes and diamond wings. Estimated total diamond weight 0.70c

Gold, Enamel, and Gem-Set Dragonfly Broochthe multicolor enamel wings and body set with full cut round diamonds weighing approximately .60 total carat (G-H color, VS-SI clarity), with cabochon ruby ey

An 18ct gold opal and diamond novelty brooch, and an 18ct gold gem-set cluster ring. The brooch designed as a pair of sunglasses with oval opal cabochon lenses and brilliant-cut diamond bridge, the ri

A GEMSET NAUTICAL FLAG BROOCH designed as four nautical flags set with round and step cut citrine, step and cabochon cut onyx, calibre cut synthetic rubies, rose cut diamonds, and calibre cut syntheti

Platinum and Diamond Dress Clips, c. 1950s, designed as a bow set with full- and baguette-cut diamonds, approx. total wt. 6.00 cts., each lg. 1 3/8 in., with 14kt white gold armature for brooch conver

A late Victorian gold, turquoise and diamond brooch. Designed as an old and rose-cut diamond floral cluster, with pave-set turquoise cabochon surround and rope-twist double border, atop two circular t

Art Deco Rock Crystal Brooch with single cut diamonds, Emerald, Ruby, Ametrine set in platinum. Gems Cabochon cut, diamond full cut. Gems tested by jeweler. small ametrine missing on one side. Please

NO RESERVE - A VINTAGE GEMSET FLOWER SPRAY BROOCH in 18ct yellow gold, designed as a bouquet of flowers, set with round cut rubies, sapphires and diamonds, full British import assay marks, 5.5cm, 9.6g

Centering a round cabochon turquoise in a pierced millegrain platinum motif, set throughout with old full and single cut diamonds with calibré cut gemstone flowers and turquoise detailing; total diam

Vintage White Gold, Diamond, and Gem-Set Brooch designed in a shaped lozenge form with allover filigree decoration, set with old European and old single cut diamonds weighing approximately .26 total c

A diamond and gem-set brooch. Designed as a series of brilliant-cut diamond accent carved rock crystal flowers, atop a carved nephrite jade leaf. Estimated total diamond weight 0.10ct. Length 7.3cms.

A diamond and gem-set brooch. Designed as a woven basket, with circular-shape ruby accents and single-cut diamond collet rim, displaying a spray of diamond, emerald and ruby floral clusters. Estimated

A diamond and gem-set brooch. Designed as a carved mother-of pearl and amethyst floral spray, with onyx and brilliant-cut diamond basket. Total diamond weight 0.40ct, stamped to mount. Length 4cms. We

An 18ct gold diamond and gem-set brooch. Designed as a giardinetti, with brilliant-cut diamond openwork basket and marquise-shape ruby, sapphire and emerald flowers. Estimated total diamond weight 0.2