Diamond, Platinum, 18k Yellow Gold Spray Brooch.

Diamond, Platinum, 18k Yellow Gold Spray Brooch. Featuring ninety-seven full-cut diamonds weighing a total of approximately 4.50 cttw., set in a platinum, 18k yellow gold textured spray motif mounting

Verdura "Target" Diamond, Platinum, 18k Yellow Gold Brooch. Designed as arrows in a bull's-eye, featuring round brilliant-cut diamonds weighing a total of approximately 1.60 cttw., set in a platinum a

David Webb 8.00ctw VVS2-VS1/F-G Diamond Solid Platinum/18K Yellow Gold Brooch - This stunning brooch was made by David Webb and was finely crafted of solid platinum and 18k yellow gold. The brooch off

This exquisite Vintage large flower brooch is crafted in France in solid 18-karat yellow gold and platinum, weighing 28.3 grams and measuring 3" long x 2" wide. Simulating a flower with concave peatal

Art Deco Diamonds, Platinum and 18k yellow Gold filigree Brooch. Featuring a center Oval Cabochon Blue Stone Accented by Rose Cut Diamonds Approx. 0.15 Carats. Weight: 6.5g. Measures: 2.3x0.7".

Marcus & Co. Edwardian Diamond Crescent Brooch platinum/18k yellow gold, the brooch mounted with old European-cut and old single-cut diamonds weighing approximately 2.50 carats in total, signed "M & C

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

18K yellow gold spray brooch featuring 0.84ct Old European cut diamond in the center with 23 additional diamonds in brooch, pin/pendant capabilities, 2.25 in. L, rope design, 25.9 grams

Tiffany & Co. Schlumberger Apollo Pave Diamond Platinum Yellow Gold Pin Brooch Comes with C.O.A. ! Brand: Tiffany & Co. Collection: Schlumberger Style: Pin Brooch Condition: Pre-owned Diamond: 8 TCW M

This is an antique platinum and 18K yellow gold brooch clip by Joseph Marchak (Russian/French, 1854-1918). Featuring an Old European diamond studded bird resting pearls forming a bunch of grapes. The

Henry Dunay 1990s 6.50ctw VS1-VS2/F-G Diamond, 11.5mm Pearl, Turquoise and Solid Platinum/18K Yellow Gold 2.6" Brooch - This exquisite brooch from Henry Dunay is crafted of finely textured platinum wi

Ruby, Diamond and South Sea Pearl "Starfish" Brooch/Pendant platinum/18k yellow gold, the brooch/pendant mounted with a central baroque South Sea pearl measuring approximately 19.50 mm x 15.00 mm, acc

Mid century platinum and 18k yellow gold brooch with rose cut and old mine cut diamonds. Center diamond approx. 0.21ct, surrounding diamonds approx. 1.60ctw. Brooch is 48mm x 38mm. Tested: Plat, 18k.

1970s 12.00ctw Green Tourmaline, 3.00ctw SI1-SI2/G-H Diamond and Solid 18K Yellow Gold/Platinum Brooch - This stunning vintage brooch is crafted of solid 18k yellow gold and platinum and is lavishly e

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

Cartier ‘Lovers on a Bench’ brooch. 18k yellow gold, platinum, coral, and diamonds. Overall size 29 x 17mm. Two heart-shaped red corals surrounded by 20 rose-cut diamonds in a platinum set

Brooch-plate with central emerald of approx. 1.30 ct with openwork motifs with rose-cut diamonds, in 18K yellow gold setting and platinum view.18K yellow gold link chain brooch converted to pendant.

David Webb Rock Crystal and Diamond Brooch/Pendant 18k yellow gold/platinum, the brooch mounted with rock crystals beads on a gold frame, accented by round brilliant-cut diamonds weighing approximatel

Tiffany & Co. Jean Schlumberger platinum and 18k yellow gold "Star Fish" brooch designed with sixty-two diamonds, 1.28 carats total weight, appx. 2 3/4". 46.65gr. Signed "Tiffany Schlumberger 18K PLAT

Floral brooch in 18k yellow gold and platinum featuring diamonds and various multi colored gemstones. It is 41mm x 31mm and weighs 17 grams. In excellent condition. Please review all photos closely. C

Platinum and 18k yellow gold and diamond jockey brooch, c.1970, 4.7 dwts. This brooch has approximately 42 round VS1 G color .03ct single cut diamonds, for a total diamond weight of 1.20 carats. 1.75"

18K Yellow Gold & Platinum Emerald and Diamond Flower Brooch Weighing 29.7 grams Set with app. 2.00 Ct. of Diamonds F-G Color, VS1-SI1 Clarity Along with app. 1.80 Ct. of Emeralds 2 inches in length

Edwardian Platinum & 18K Yellow Gold Demantoid Garnet and Diamond Brooch, c. 1915, comprising of 14 Demantoid Garnets, approx. 3/16 ct, and 26 diamonds approx. 1/16 ct each, stamped 14K on clasp [4938

AN 18K YELLOW GOLD, PLATINUM, DIAMOND AND RUBY HUMMINGBIRD AND FLOWER BROOCH • 18k yellow gold and platinum • 24 single-cut diamonds and 1 pear-shaped diamond weighing approximately 0.40 c