Platinum, Gold, Star Sapphire, Diamond and Sapphire Ribbon Brooch

PLATINUM & 18K GOLD CEYLON STAR SAPPHIRE DIAMOND & RUBY BROOCH: An important 18K yellow gold Russian brooch set with a large star sapphire cabochon surrounded by diamonds and knife-set rubies in an en

Vintage 18K Gold Diamond Sapphire Ribbon Bow Brooch High Quality

Platinum,14k white gold diamond and sapphire brooch, GIA,14.2 dwts. Length: 1.75 inches. This brooch is platinum(main body) and 14k white gold(catch and pin back).It contains an oval sapphire with a G

METAL: 18k Gold/ Platinum. MEASUREMENTS: Brooch is 85mm x 50mm, converts into two clips. GEMSTONES: Sapphires, Rose cut diamonds approx. 70 stones. TESTED: 18k/ Plat. WEIGHT: 41.4 grams.Gemstones have

Designed as continuous ribbon of graduated baguette-cut or RBC diamonds, approx. 2.90 cts. TW, trimmed by round faceted blue sapphires, mounted in 14k. 1 1/4" diameter. 9.7 dwt.

PLATINUM, GOLD, DIAMOND AND SAPPHIRE BROOCH Melee centering three bezel-set diamonds, the largest approx. 3.2mm x 3.0mm. Length 2.25”. Approx. 6.46 total dwt.

2 Art Deco Brooches. 1st item: Art Deco platinum, 18k yellow gold sapphire, diamond and pearl brooch containing 14 baguette cut sapphires with a total weight of approximately .56 carats and 42 Old Eur

Diamond, Yellow Sapphire, Platinum, Gold Brooch, Schlumberger for Tiffany & Co. The brooch features a round-cut yellow sapphire weighing approximately 1.10 carats, enhanced by full-cut diamonds we

14KT Yellow gold star brooch with .20 carat round diamond accented with four blue sapphires. Measures 1.5" wide, weighs 8.8 DWT.

An early 20th platinum and 18ct gold sapphire and diamond brooch. The circular-shape sapphire, within a rose-cut diamond surround and calibre-cut sapphire accents, to the rose-cut diamond sides. Frenc

Two-Color Gold, Sapphire, Ruby and Diamond Ribbon Brooch 14 kt. yellow and white gold, 4 round rubies and 5 sapphires, 4 round and transitional and one single-cut diamond ap. .10 ct., ap. 7 dwts. C

14K Gold, Star Sapphire, Ruby, and Diamond Brooch featuring an oval cabochon star sapphire, circle-cut rubies, and full-cut diamonds; 5.43 dwts.; lg. 1 1/2 in.

Nice Plaque Brooch crafted in 18k yellow Gold and Platinum on top, accented with Diamonds weighing Approx. 0.45 carats total weight. Along with 4 Baguette Sapphires. Measurements: 1.20 x 0.85 inches.

UDALL & BALLOU ART DECO PLATINUM, 18K GOLD, SAPPHIRE, AND DIAMOND BAR PIN / BROOCH, tested, marked "U&B", featuring 11 hexagonal-cut sapphires in slightly tapering sizes from 4.1 to 4.7 mm side to sid

Art deco 18k yellow Gold and Platinum on top, featuring three Old mine Diamonds weighing Approx. 0.60 carats. Along with Rose cut Diamonds and natural blue Sapphires weighing Approx. 1.00 carats. Broo

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

A 35.00CT STAR SAPPHIRE GOLD PLATINUM AND DIAMOND RING A 35.00CT STAR SAPPHIRE GOLD PLATINUM AND DIAMOND RING one polished oval star sapphire flanked by two triangular cut diamonds set in a 14K gold t

set with 5 star sapphire stones in grey-blue hues (center stone 10x9mm), 60 round diamonds approx. 2.75ctw, and 16 oval and round blue gemstone accents, ornate filigree design in white gold, stamped '

METAL: 18k Gold/ Platinum. MEASUREMENTS: Brooch is 65mm x 27mm. GEMSTONES: Diamonds approx. 1.20ctw, ruby, emerald, sapphire. TESTED: Plat/18k. WEIGHT: 14 grams.Gemstones have not been graded for colo

14K yellow gold platinum topped filigree brooch featuring Old European and Old Mine cut diamonds bead set into filigree with channel set dark blue French cut sapphire channel set down the center, 6 in

Platinum, Silver, Gold, Natural Pearl, Diamond and Sapphire Flower Pendant-Brooch with White Gold Chain Necklace 14 kt., 11 semi-baroque button and drop-shaped pearls ap. 9.00 to 4.96 mm., 2 oval and

Round and rose cut diamond, calibré sapphire, platinum and gold brooch, g 10.07, length cm 9.20 circa.Broche in oro giallo e platino con diamanti rotondi, mezza rosetta e zaffiri calibré, g 10,07, l

David Webb 17.20ctw Emerald & Blue Sapphire, 13.50ctw VS1-VS2/F-G Diamond Solid Platinum/18K Yellow Gold One of a Kind Convertible Brooch/Pendant (Comes W/$300,000 Appraisal) - This immaculately craft

Vintage Round Brilliant Cut Diamond, Round Cut Sapphire, Enamel and 14 Karat White and Yellow Gold Star Pendant / Brooch. Diamonds F-G color, VS1-VS2 clarity. Sapphires with vivid color. Measures 1-1/