Platinum, 18kt Gold, Sapphire, and Diamond Brooch,

This impressive signed platinum ”Maltese Cross” brooch with 18kt yellow gold accents features an approx. 5.27 ct. medium slightly violetish blue sapphire cabochon bezel set into the center

Measuring approx. (1.06” x 0.45”) dual tone design, platinum pin with a removable 18kt yellow gold trim, featuring florets composed of sapphires, rubies and diamonds. (diamonds approx. G-H

Ladies estate platinum,18kt gold and diamond brooch, two interlocked circles set with approx 2.00 cts total weight diamonds of varied size, 1.5"l, 1"w, 6.7 grams (inclusive of diamonds) Start Price: $

centered with round brilliant cut yellow sapphire weighing approximately 2.35 carats bezel set in yellow gold and with a textured platinum tapered shank accented to the top and bottom with (52) bead s

Estate 18kt yellow gold (tested) brooch, thirty-eight square-cut, channel-set red stones (synthetic), twenty-seven diamonds in platinum-topped setting, two bezel-set diamond and pearl drops, approx 1

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

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

TIFFANY & CO. 18KT YELLOW GOLD, RUBY, SAPPHIRE AND DIAMOND GIRAFFE BROOCH, Approx. 31.02 total dwt. (No Reserve*) Two mirrored giraffes cinched at the neck with a pavè diamond bow, approx. 2.00 c

Estate 18kt yellow and white gold pendant brooch, set with diamonds, approx 1.25cttw, average color: G-H, average clarity: VS, multicolor sapphires, approx 11.75cttw, hallmarked 18K 750, approx 1.75&q

Measures 2 1/2" wide with 4 small round brilliant diamonds, along with 17 small round sapphires. All in a floral design. Total weight 8.5 dwt marked 18kt

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

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

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

One 18kt gold diamond, sapphire, emerald & ruby brooch. The brooch has an intricate design studded with a total of one hundred sixty-eight (168), pave set in white gold, round brilliant cut diamonds w

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

18KT YELLOW GOLD, DIAMOND, SAPPHIRE AND PEARL BROOCH Approx. 23.39 total dwt. (No Reserve*) Bow design with four 5.0mm pearls, an approx. 2.0 carat sapphire, approx. 8.2 x 4.6mm, and 74 old mine-cut d

18kt White Gold, Platinum Top, Diamond Brooch Measuring (1.25") in diameter containing European cut diamonds in a floral design (H-SI2) approx. 2.46ct tdw, electronically tested, unsigned piece (9.6 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

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.

18kt yellow gold bee form brooch inlaid with (18) round faceted sapphires and a single round brilliant cut diamond accent. Stamped, "18K" verso. Total approx. weight is 3.5 dwt (gross). From

Chinese jade platinum and 18kt white gold brooch with diamonds. Marked PLAT 18ct. Brooch measures 46mm length. Jade measures 28mm x 17mm. Total weight 4.5dwt.

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.

18KT GOLD, DIAMOND, SAPPHIRE AND EMERALD PANTHER-FORM BROOCH Accented by round diamonds, total weight approx. 10.00 cts. Articulated legs and tail. Length 3”. Approx. 40.53 total dwt.

and Diamond Brooch. Signed Bvlgari 18kt gold floral form brooch set with (9) round moonstone cabochons, (17) round faceted sapphires, and (38) diamonds of various sizes. Stamped, "Bvlgari" v