Agate gem diamond brooch GG/WG

Agate gem diamond brooch GG/WG 585/000 with a carved agate gem 25 x 20 mm and 4 diamonds, l. 26 mm, 5,3 g

Agate gem diamond ring GG/WG 585/000 with a carved agate gem 17 x 13 mm and 2 diamonds, RG 58, 4,0 g

Coral diamond brooch GG/WG 585/000 with 3 oval coral cabochons 6.3 x 5 mm, red, and 3 octagonal diamonds, total 0.03 ct W/SI, l. 35 mm, 4.7 g

Agate gem brooch / pendant RG 585/000 with an oval, very fine cut, agate gem, female bust, 34 x 26 mm, l. 43 mm, 16,0 g

ANDREW GRIMA, A VINTAGE AGATE AND DIAMOND BROOCH, 1973 in 18ct yellow gold, set with a polished slice of agate accented by a round brilliant cut diamond, signed GRIMA, AG Ltd, full British hallmarks f

Vintage 18kt yellow gold brooch comprised of a central prong-set faceted gem surrounded by layers of colored gem cabochons accented by round brilliant cut diamonds. Center faceted gem, most probably a

18kt yellow gold peacock form brooch inlaid with an array of faceted colored gems to splayed tail feathers, and round faceted diamond accents to body. Apparently unmarked. (11) emeralds? measure betwe

18kt yellow gold brooch featuring a central oval faceted colored gem, an openwork scrolling surround, and (4) Old European cut diamond accents. Colored gem measures approx. 16.8mm x 13.0mm. Apparently

METAL: platinum. GEMSTONES: carved druzy agate, diamonds. MEASUREMENTS: brooch is 60 x 44mm at widest point. MARKED: maker's hallmark, 900PT. WEIGHT: 16.7 grams.Gemstones have not been graded for

An antique late 19th-century figurative brooch made of 10K gold and sterling silver. The piece represents two circus monkeys hanging on a bar. The pin is richly embellished with round-cut emeralds, ru

Agate gem pendant/brooch GG 750/000 with a carved agate gem 19 x 14 mm, l. 27 mm, 3,4 g

Agate gem pendant/brooch GG 750/000 with a finely carved agate gem 34 x 26 mm, l. 44 mm, 6.6 g

EVELYN CLOTHIER, AGATE AND DIAMOND DRAGONFLY BROOCH Unsigned, designed as a one-of-a-kind dragonfly with agate wings and articulated body containing one rectangular old mine cut diamond weighing appro

likely 1930's, set with 157 old cut diamonds approx. 3.20 carats, the center set with 3 oval gemstones including an (80pt) ruby, and a (50pt) emerald and sapphire, in tested silver over 14K yellow gol

Vintage 18 K gold, colored gem and diamond nautical pendant / brooch in the style of Cartier, circa 1950's and displaying a sailboat with a diamond inlaid flag and a channel-set colored gem body, with

Gem-set and diamond pendant/brooch

A GEM-SET AND DIAMOND DRAGONFLY BROOCH, the thorax set with a faceted pear-shaped ruby, segmented abdomen with baton shaped emerald, ruby and onyx, its wings set with opal, pierced to reverse, to circ

TWO 14K ROSE GOLD, PLATINUM, GEM-SET AND DIAMOND INSECT BROOCHES • 14k rose gold and platinum • 1 round pink tourmaline, 1 pear-shaped emerald and 4 round rubies • Numerous single-cu

Mughal navaratna? pendant displaying a central ruby cabochon surround by (8) colored gems, diamonds or pearls with the alternate side displaying a floral motif in enamel of green, white, and red - min

Vintage 14kt yellow gold brooch depicting a seated cat wearing a ribbon inlaid with central blue faceted gem and (6) single cut diamond accents, and green cabochon eyes. Stamped verso, "14K"

A RBC diamond pave, approx. .20 ct. TW, yellow gold fish with oval citrine cabochon body and round faceted ruby eye; A blue topaz and RBC diamond pave, approx. .20 ct. TW, bicolor gold starfish. 1 1/2

Vintage 10K star with seed pearls, tested 10K with .15 carat diamonds, 1 1/8" diameter. Antique bar pin wit seed pearls and blue gems stamped 10K, 1 7/8". 14K bracelet with multicolored faceted stones

A French Art Deco period 18k gold mounted and carved frosted glass brooch with diamond and gem accents on the edges and a diamond in the center of the brooch. Gross weight: 6.25g Approximate measureme

UNIQUE DESIGN STERLING SILVER ENAMEL SHELL TURTLE BROOCH W/ DIAMOND LIKE GEMS 1.5" LONG 1" WIDE