Antique Marcus & Co 18k Gold 2.50ctw Diamond Brooch

This lot is accompanied by an Independant Gemologist Appraisal letterMarcus & Co style 18k gold emerald diamond and enamel, art nouveau antique brooch/pendant designed with one elongated, oval cabocho

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

A Tiffany & Co. 18k Yellow Gold and Diamond brooch in a Wheat sheath form. 7.7 grams total weight. Good condition, minor scratches. 2 1/4" long. ESTIMATE $300-500

A Tiffany & Co. 18k Yellow Gold and Diamond brooch of a wheat sheath. 7.7 grams total weight. Good condition, minor scratches. 2 1/4" long. ESTIMATE $300-500

Antique Retro Deco Large 18k Rose Gold & Platinum 2.50ctw Diamond & Ruby Butterfly Dress Clip Brooch Description:A ca. 1940s 18k rose gold & platinum dress clip in an elaborate butterfly motif encrust

Brooch measures 65mm x 5.2mm at widest point. Decorated with approx. 2.40ctw in diamonds. Marked T & Co, Clasp holdin a back pin was replaced ( not original marked 10k.) Weight - 5.4 grams.Gemston

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

A Tiffany & Co. Paulding Farnham Antique Diamond and Pearl Spider Brooch Paulding Farnham for Tiffany & Co. An 18K yellow gold antique brooch by talented designed George Paulding Farnham for Tiffany &

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

Gem type: Natural Blue Zircon and Creation Diamonds Item: Pendant or Brooch Blue Zircon: 32 Pieces Weight: 14.40 Carat Shape: Oval Facet (Clarity: SI, Color: Ocean Blue /Treatment: Heated) Measurement

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

METAL: 18k Gold. MEASUREMENTS: Brooch is 50mm x 45mm. GEMSTONES: Diamond approx. 0.46ct. MARKED: 18kt, Tiffany & Co. WEIGHT: 17.1 grams.Gemstones have not been graded for color and clarity ,and te

METAL: 18k Gold. GEMSTONES: Diamonds approx. 1.44ctw. MEASUREMENTS: Brooch is 56mm x 38mm. MARKED: Tiffany & Co 18k. WEIGHT: 30 grams.Gemstones have not been graded for color and clarity ,and test

Rare, early 18K gold multi rose-cut, old-mine many diamond floral rose spray brooch. (6.9 dwt. 3 ctw+)

METAL: 18k Gold. GESMTONES: Mix old mine and rose cut diamonds approx. 53 stones (two stones are missing) Two larger stones are approx. 0.95-1.00ctw. MEASUREMENTS: Brooch is 42mm x 47mm. TESTED: 18k.

METAL: 18k Gold. GEMSTONES: Rose cut diamonds approx. 25 stones. MEASUREMENTS: Brooch is 60mm x 35mm. Evidence of repair in the back. TESTED: 18k. WEIGHT: 14 grams.Gemstones have not been graded for c

An 18k yellow gold stylized, ribboned clover brooch with small diamond center. Possible Masonic, hallmarked only JL SALE. Diamond measures 3mm in diameter. Dimensions: W 1.25" Weight: 5.5 dwt Conditio

Signed Tiffany & Co 18K Gold & Diamonds Horseshoe Brooch Pin. There Are Approximately 26 Good Quality Diamonds w/ a Total Approximate Diamond Weight of 2.5 Carats. Condition: Excellent. Dimensions: H-

Owl brooch features two diamond eyes totaling approx. 0.10ctw. Brooch measures 45mm x 22mm at widest point. Marked Tiffany & Co, 18K. Weight - 18.3 grams. Gemstones have not been graded for color

18k gold brooch by Tiffany & Co, with emeralds and approx. 0.40ctw in diamonds. Brooch is 41mm in diameter. Marked: Tiffany & Co, 18k. Weight - 24 grams.

METAL: 18k Gold. GEMSTONES: Diamonds approx. 1.00ctw G/VS. MEASUREMENTS: Brooch is 53mm x 20mm. MARKED: Tiffany & Co 18k. WEIGHT: 8.7 grams.Gemstones have not been graded for color and clarity ,an

METAL: Platinum/ 18k Gold. MEASUREMENTS: Brooch is 69mm x 21mm. Chain is 3.75" long (with safety pin). TESTED: Plat top/ 18k gold. WEIGHT: 13.9 grams.Gemstones have not been graded for color and

METAL: 18k gold. MEASUREMENTS: brooch is 25mm x 26mm. GEMSTONES: diamonds approx. 0.16ctw. Comes with pouch. MARKED: Tiffany & Co, 750. WEIGHT: 8.9 grams.Gemstones have not been graded for color a