An 18K, bicolor diamond brooch

An 18K, bicolor diamond brooch designed as a feathery brooch, set with forty-eight single cut diamonds and seventeen round brilliant cut diamonds. Set with an estimated 1.84 carats (2in.; weight: 18.0

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.

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.

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

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

Attributed to Schlumberger for Tiffany & Co, 18K yellow and white gold koi fish brooch having emerald eyes and a sapphire body with diamond accents. Stamped 18K. Approx. length 2.5in., approx. weight

ILIAS LALAOUNIS: AN 18K BI-COLOR GOLD, RUBY, CULTURED PEARL AND DIAMOND BROOCH Designed as two chimeras intertwined, eyes set with round rubies, bodies accented by single-cut diamonds, each holding a

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.

Designed as a butterfly in flight from The Nature Collection, 65 RBC fancy intense yellow diamonds from the Ellendale Mine (closed 2014), approx. 2.20 cts. TW, set in 18k yg., and 35 RBC colorless dia

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.

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

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

Italian 18kt bi-color gold ribbon form brooch with edging terminating in a shaped edge accented by single cut diamond accents. Stamped, "Italy COM 18K". Total approx. weight is 8.6 dwt (gros

Retro 18k Yellow Gold Weight 28.1gr Measurements 2.31”x1.58” Diamond Approx 2.5ct VVs H Brooch

Cesare de Vecchi 1995 Solid 18K Yellow/White Gold, Carved Mother of Pearl & Diamond Brooch W/Emerald & Black Enamel Accents - This stunning deco style brooch was produced in 1995 by renowned Italian j

18K bi-color diamond and ruby owl pin. The figural "wise old owl" features a cast owl in yellow gold, wearing white gold spectacles and reading a white gold book. He is set with cabochon ruby eyes fra

Set with 25 round diamonds approx. 2.10 carats (center diamond 50pts), appear nice clean stones, in yellow gold, tests 18K (pin stem tests 10K, clutch not gold), 1.25in., gross weight 19.9gms. Opening

Heavy, High Quality 18K and Diamond Pin set with 24 full cut round diamonds for a 1 CTW. Hallmarked ZVI 18K. largest dimension: 55mm. 13 grams / 8.3 dwt. Excellent condition, with little or no use. Ke

White Diamonds mounted on a Black Jade disc bound and set into a gold, scalloped back plate. Can be worn as a pendant.

in the form of a coral branch spray, set with 8 round diamonds approx. 0.40 carats, yellow gold setting tests 18K, 1.75in., 17.2gms.

Retro 18K Diamond Brooch, Marked on the back "750" in white gold, with graduated bead set diamond flourishes and sprig of diamond dotted leafs with three prong set diamonds, pin mechanism works proper

Fine 18K bicolor ring set with one small diamond, wt. 5.2gm, size 12

18K BICOLOR DIAMOND RING comprising 9 pave set square cut diamond melee, overall head 12x12mm, in white and yellow gold stamped 750, size 3.75, 8.2gms.

accented with 6 bezel set diamonds, height 10mm, stamped 750, size 7, 5.8gms.