Diamonds, Sapphires, 18k Gold & Platinum Brooch

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

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.

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

c. 1920-30, American, 18K yellow gold platinum toped filigree brooch featuring cushion cut sapphire with diamonds set in filigree, 2.75 in. L, 4.4 grams

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

METAL: 18k Gold/Platinum. GEMSTONES: Diamonds approx. 0.54ctw. Synthetic sapphire and ruby. MEASUREMENTS: Brooch is 34mm x 30mm. TESTED: Plat. 18k. WEIGHT: 9.4 grams.Gemstones have not been graded for

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 & 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

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

This is an adorable Estate brooch, crafted from 18k yellow gold featuring a 3D baby cheetah with marquise cut 60 points sapphire eyes and red enamel spots on fur like body and tail. The pointed tip ea

Crafted of fine 18k yellow gold with a platinum flash on the face. Features alternating clusters of small rose cut diamonds and square single cut sapphires in a graduated arrangement, placing the larg

Beautiful Antique Pendant/Brooch Platinum and Yellow Gold with 2 Sapphires. Diamonds are unpolished 6.2 GramsTW

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

Circa 1910/30 Bow brooch crafted in 18k yellow Gold and Platinum, set with a center Diamond Approx. 0.20 carats. Along with 88 round cut Diamonds weighing Approx. 1.75 carats. 39 Natural Sapphires wei

Nice Egyptian motif Plaque Brooch crafted in 18k white Gold, featuring the shape of two animals made from Black Onyx, on a Pave Diamonds set weighing Approx. 2.05 carats. And Accented with natural Blu

set with 9 round brilliant-cut diamonds together with 13 round-cut sapphires; estimated total diamond weigh: 0.50ct. F-G-H/VS; weighing 10.6 grams; measuring 1 1/2 x 1in. (good condition)

Title: Tiffany & Co. Schlumberger Persian Turquoise Amethyst 1.85ctw Diamond 18k Gold Platinum Butterfly Signed Numbered Brooch Description: A fanciful butterfly design made in platinum & 18k gold fea

Diamond, Sapphire, 18k Yellow Gold BroochDesigned as a flower, featuring thirty-nine round brilliant-cut diamonds weighing a total of approximately 5.00 cttw., accented by sixty-eight round-cut sapphi

METAL: 18k Gold. MEASUREMENTS: Brooch is 45mm x 55mm. GEMSTONES: Turquoise, Sapphire, Emerald, Diamonds approx. 0.45ctw. MARKED: Mauboussin Paris, French assay marks, 14860. WEIGHT: 24.8 grams.Gemston

Diamond, Sapphire, 18k Yellow Gold Brooch. Designed as a butterfly with a flower, featuring five round-cut sapphires weighing a total of approximately 0.25 cttw., accented by fifty-three full-cut diam

Art Deco Bug brooch Crafted in 18k yellow Gold and Platinum, set with Diamonds, Two Round Shaped Rubies and a 8mm Round Pearl. Weight: 5.6g. Measurements: 1.4x0.8".

Sabbadini Sapphire Approx 27ct Diamonds Approx 9ct G VVS 18k Yellow Gold Weight 47.7gr Measurements 1.8”x1.8” Brooch

18k gold and platinum engagement ring by Martin Flyer, with center 3.80ct oval sapphire and approx. 0.90-1.00cts in diamonds. Ring size 6.75. Marked: MF, 18k, Plat, A1109. Weight - 7.4 grams.