CELLINO: A BI-COLOR GOLD AND DIAMOND MEDALLION BROOCH WITH 18K GOLD CHAIN

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.

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 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

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

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

CARTIER: AN 18K BI-COLOR GOLD PENDANT WITH AN 18K GOLD CHAIN • 18k white and yellow gold • Numerous rectangular brilliant-cut diamonds weighing approximately 1.00 carat total • Penda

18k three-piece suite, to include: bicolor gold, diamond and aquamarine pendant on white gold chain; pair of bicolor gold and aquamarine earrings. Pendant approximately 3/4" H x 1/2" W; necklace 19 3/

AN 18K BI-COLOR GOLD AND DIAMOND NECKLACE Ten strands of ball chain in a webbed design accented by round diamonds weighing approximately 1.05 carats, no. D090, length 15 in. For further information on

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.

METAL: Platinum/ 18k Gold. MEASUREMENTS: Brooch is 69mm x 21mm. Chain is 3.75" long (with safety pin). TESTED: Plat top/ 18k gold. WEIGHT: 13.9 grams.Gemstones have not been graded for color and

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

18K gold omega & diamond pendant on 18K gold omega chain. Chain stamped, "750 1614 AL". Central medallion of pendant stamped "24K". Diamond weight approx. .70 cts., G-H color, VS2-SI1 clarity. 49.70 g

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

Art Deco Approx. 10.0 Carat Pear Shape Cabochon Natural Ruby, 1.50 Carat TW Round Cut Diamond and 18 Karat White Gold Pendant / Brooch with 18 Karat White Gold Chain. Diamonds H color, SI1-SI2 clarity

Art Deco Approx. 4.0 Carat TW Old European Cut Diamond, French Cut Sapphire and 18 Karat White Gold Pendant / Brooch with 14 Karat White Gold Chain. Diamonds G-H color, VS1-VS2 clarity. Pendant measur

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,

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

Tiffany & Co. 18k Bicolor Gold Brooch Tiffany & Co. 18k Bicolor Gold Brooch Depicting a guitar and hat in white and yellow gold. Marked: TIFFANY & Co. MADE IN ITALY. 2" X 1". 8.1 dwts.

A coral, diamond and 18k gold bi-color jewelry set, Vourakiscomprising a link bracelet featuring 11 oval coral cabochons, measuring from approximately 14.80 x 10.50 mm to 14.60 x 10.20 mm, connected w

An 18k bi-color gold rope chain bracelet designed with ribbed yellow gold rope chain accented by white gold chain; 19.12 dwt; length: 7 3/8 inProvenance: Estate of Joanna Barnes (Santa Barbara, Califo