A diamond and bicolor gold brooch

An emerald, diamond, and ruby bicolor gold brooch 18K, designed as an insect, centering two emeralds, with two emeralds measuring approximately 11.4 x 10.12mm and 10.7 x 8.4mm each, accented throughou

Designed as ribbons of pink or yellow gold joined by a transitional-cut diamond knot, approx. .20 ct. TW. Ca. 1945. 14k. 6.3 dwt. 1" x 2 5/8". 6.3 dwt. Provenance: From the Marlene Dietrich Estate, So

David Webb 18k yellow and white gold brooch with approx. 4cts of diamonds. Stamped WEBB 18K. Approx. 1.75 x 1.75 in., gold weight 28 grams.

David Webb 18k yellow and white gold brooch with approx. 4cts of diamonds. Stamped WEBB 18K. Approx. 1.75 x 1.75 in., gold weight 28 grams.

BICOLOR GOLD AND DIAMOND BROOCH Containing 84 round brilliant cut diamonds weighing approximately 3.00 carats total. 1 3/4 x 1 3/4 inches. Stamp: 10% IRID PLAT 18K (obscured). Gross weight: 18.10 dwt.

TIFFANY & CO.: AN 18K BI-COLOR GOLD, DIAMOND AND RUBY BROOCH Depicting a tiger set with round diamonds weighing approximately 0.25 carat, and accented with a round ruby as the tiger's eye, signed Tif

BICOLOR GOLD AND DIAMOND BROOCH Single cut diamonds. 18 karat bicolor gold. 2 x 1 3/4 inches. Stamp: ITALY K18. Gross weight: 13.80 dwt.  Property from a Private Estate,

AN 18K BI-COLOR GOLD AND DIAMOND BROOCH Designed as a Scottie dog with a single-cut diamond set collar finished with round ruby eyes, measures 1 1/4 x 3/4 in.

Vintage 14kt yellow gold foliate form brooch displaying a 14kt white gold ribbon inlaid with (6) round single cut diamonds. Stamped verso, "14K". Total approx. weight is 10.7 dwt (gross). Fr

A 14 Karat Bicolor Gold and Diamond Brooch, Dankner, containing eight round brilliant cut diamonds weighing approximately 0.10 carat total. Stamp: DANKNER 14K COPYRIGHT. 5.00 dwts. Estimate $ 150-250

An 18 Karat Bicolor Gold, Diamond and Ruby Bee Brooch, Herbert Rosenthal, the head and legs of textured yellow gold design, the body and wings in white gold, containing two round mixed cut ruby eyes a

BICOLOR GOLD, DIAMOND, ENAMEL AND RUBY FISH BROOCH Containing 66 round brilliant cut diamonds weighing approximately 2.95 carats total, green enamel body and two round mixed cut ruby eyes. 1 1/2 x 3 1

A GROUP OF PLATINUM-TOPPED GOLD, BI-COLOR GOLD, SAPPHIRE AND DIAMOND BROOCHES • Platinum, 14k white gold, 18k yellow gold • 5 old European-cut, 1 old-mine cut and numerous rose-cut diamond

Includes an 18kt yellow gold woven ribbon form brooch with a brushed finish and accented by a graduated white gold band displaying (3) single cut diamonds - signed, "14k ©" and "RK

An 18 Karat Bicolor Gold and Diamond Acorn Motif Brooch, Italian, consisting of a cluster of five acorns containing 44 round single cut diamonds weighing approximately 0.22 carat total and six texture

* An 18 Karat Bicolor Gold and Diamond Floral Motif Brooch, consisting of yellow gold open textured petal design, the white gold center containing 13 round brilliant cut diamonds weighing approximatel

A Bicolor Gold, Diamond and Polychrome Enamel Pendant/Brooch, containing a round polychrome enamel plaque and a peasant woman in a pastoral measuring approximately 21.81 mm in diameter surrounded by d

A 14 Karat Bicolor Gold and Diamond Turtle Pendant/Brooch, containing 27 round brilliant cut diamonds weighing approximately 0.40 carat total, with later brooch fitting. Stamp: 14K. 9.70 dwts.

Includes a 14kt yellow gold and green cabochon ring - cabochon measures approx. 10.5mm x 8.5mm; and a signed antique openwork circular 14kt bi-color gold brooch inlaid with diamonds and seed pearls. T

AN 18K BI-COLOR GOLD, GEM-SET AND DIAMOND FLOWER BROOCH A stylized flower centering round diamonds with round yellow sapphire petals and round demantoid garnet leaves, accented with blackened gold, me

RETRO, BICOLOR GOLD BOW BROOCH Containing three single cut diamonds and three square step cut sapphires. 2 1/4 x 1 3/8 inches.Stamp: 14K (maker's mark).Gross weight: 10.40 dwt. Property from the Promi

Floral Brooch. Signed 18kt bi-color gold brooch comprised of (5) yellow gold florets displaying central prong-set round faceted blue sapphires and several white gold leaves accented by a total of (19)

A 14 Karat Bicolor Gold, Diamond, Ruby and Cultured Pearl 'Pan' Brooch, consisting of the sculpted figure of the gold Pan playing the flute, containing five round brilliant cut diamonds weighing appro

Bi-Color Gold and Gem-Set Brooch / Pendant, Wrendesigned in yellow gold in a three dimensional abstract form set with a gray cultured pearl, half bezel set straight baguette cut diamonds weighing appr