Tiffany & Co. Platinum & 18K 4ctw Diamond Brooch

Circa 1890's Art Nouveau antique Tiffany and Co platinum brooch having 4ctw old mine cut diamonds(Clarity:VS-SI/Color:E-H) with an onyx inlay and 18K yellow gold clasp/pin. Stamped 18K on clasp, engra

Title: Antique Tiffany & Co. Paris Platinum 18K Gold Diamond Pearl Circle Brooch Circa 1900s 3ctw Description:Antique Tiffany & Co. Paris Platinum 18K Gold Diamond Pearl Circle Brooch Circa 1900s 3ct

Tiffany and Co 18K Gold and Platinum brooch. The brooch is made in the shape of a flower and encrusted with diamonds. Marked with standard Gold and Platinum hallmarks, Tiffany and Co copyright, on the

Metal : 18k Gold/ Platinum Designer : Tiffany & Co Gemstone : Diamonds approx. 0.05ctw Measurements : Brooch is 48mm x 32mm Marked: : Tiffnay & Co, Paloma Picasso, 750, pt950 Weight:

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

An 18K gold, platinum, diamond, and ruby brooch, Tiffany & Co. Schlumberger, "Ibex" designed as an ibex with a pavé-set round brilliant-cut diamond head, a pear-shaped ruby eye, and ribbed gold h

METAL: Platinum and 18k Gold. GEMSTONES: Diamonds approx. 1.50ctw. MEASUREMENTS: Brooch is 46mm x 4.2mm wide. MARKED: Tiffany & Co. WEIGHT: 6.1 grams.Gemstones have not been graded for color and c

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

METAL: 18K gold. platinum. GEMSTONES: diamonds-approx. 0.13ctw. MEASUREMENTS: brooch is 25mm x 26mm. MARKED: 750 Tiffany &Co, tested platinum. WEIGHT: 4.7 grams. Gemstones have not been graded for

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

METAL: 18K gold, platinum. GEMSTONES: diamonds-approx. 1.25ctw, ruby. MEASUREMENTS: brooch is 40mm in diameter x 47mm at widest point. MARKED: Tiffany Schlumberger 18K P. WEIGHT: 18.3 grams.Gemstones

Metal : 18k Gold and Platinum Designer : Paloma Picasso for Tiffany & Co Gemstone : Diamonds approx. 0.20ctw Measurements : Brooch is 56mm x 15mm Marked: : Tiffany & Co Pt950 750, Paloma Pi

Tiffany & Co diamond brooch in box, c.1900-1910, 7.3 dwts Length: 2" Width: 1.25" The lower half of the brooch is 18k yellow gold and the upper half is platinum, as was the style at the time. The broo

An 18 Karat Yellow Gold, Platinum and Diamond Squiggle Brooch, Paloma Picasso for Tiffany & Co., Circa 1983, containing 11 round single cut diamonds. Stamp: Paloma Picasso 1983 TIFFANY&CO 18K PLAT. 5.

A Paloma Picasso for Tiffany & Co. 18k yellow gold and platinum daisy brooch and pair of earrings. Each in the shape of a flower with gold outlined petals and platinum and pave diamond centers. Stampe

A gold, platinum, tourmaline, diamond, and turquoise brooch, Tiffany & Co. Schlumberger designed as a textured 18K gold salamander set throughout with emerald-cut tourmalines, platinum dactyly set wit

This is a beautiful vintage authentic brooch from Tiffany & Co. From 18k yellow gold with a matte and polished finish featuring a full figure standing giraffe. The lowers part of the giraffe's legs an

This is a beautiful vintage authentic brooch from Tiffany & Co. From 18k yellow gold with a matte and polished finish featuring a full figure standing giraffe. The lowers part of the giraffe's legs an

Fully marked on back. In the Beaux -Arts taste, early 20thC. From the same estate as the matching ring (lot 36). Missing one emerald baguette. H 1 W 2 D 1/8 Weight 8 Grams Missing one emerald baguette

stamped 'Tiffany & Co. / PT950'; containing 42 full and single-cut diamonds [G-I/VS] weighing approximately 1.00 carats total; approximately 12.00 x 40.60 mm; 5.1 grams

Tiffany & Co 18k yellow gold and platinum engagement ring set with 1.5ct round brilliant cut diamond (Color - F-G; Clarity VS1). Ring size 7. Stamped Tiffany & Co 750 PL950. Approx. overall weight 3.6

Tiffany & Co 18k yellow gold and platinum engagement ring set with 1.59ct round brilliant cut diamond (Color: H/Clarity:I2). Ring size 7. Stamped Tiffany & Co 750 PL950. Approx. overall weight 3.6 gra

George Schuler For Tiffany & Co. 18K Gold Diamond Brooch Pin and Earrings The Earrings and Brooch Pin feature approximately 1.15 Total Carats of Diamonds. The Brooch stamped on back : TIFFANY & CO. 18

VINTAGE TIFFANY & CO. 3ct PLATINUM BROOCH PIN Brooch measures 1.85" H x 1.75" W Vintage Tiffany & Co. Platinum 3ct Diamond bow brooch with filigree design Center diamond apx 0.50ct Emerald cut Super c