18K Y Gold & plat Brooch Diamonds & natural Sapphires

AUTHENTIC TIFFANY & Co. 18K YELLOW GOLD FLOWER BROOCH PINBrooch measures apx 1.47" in diameter18K Yellow gold diamond and blue sapphire brooch1 super clean diamond6 natural blue sapphires Pre-owned in

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

Ladies 18K yellow gold brooch featuring 16 round brilliant diamonds approximately 1.44 carats total, Clarity-VS2, Color-H, accented by 16 natural emeralds and 16 natural sapphires. The brooch is marke

1st item: Ladies' 18K yellow gold brooch featuring 12 single cut diamonds approximately 0.12 carats, Clarity-SI2, Color-I, 15 natural cabochon sapphires, and 6 natural cabochon rubies. The brooch test

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

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 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

A Center Sapphire Approx. 2 CT. TCW of Sapphires: 3.50 CT. Old Miner Diamonds Approx.1.50 CT. Color: H. Clarity: SI1. With 40 Natural Micro Pearls on the border. Weight: 9.3g. Measurements: 1.88x0.87'

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

Ladies 18K yellow gold brooch featuring 4 natural pearls and 1 cultured pearl (later replacement) accented by 4 round brilliant diamonds approximately 0.24 carats total, Clarity-SI1, Color-I, and acce

Title: Exquisite GIA Natural No Heat Sapphire 18k Gold Old Cut Diamond Enamel Pearl Art Nouveau Watch Pin Brooch Description: Quite the stunning Art Nouveau era 18k gold & enamel ladies watch pin her

Antique Rosetta Ring crafted in 18k Rose Gold, set with a center oval shaped natural blue Sapphire Approx 1.20 carats, surrounded y 14 Old mine Diamonds Approx. 0.40cts. Total weight: 3 grams. Ring si

18k gold dragonfly brooch in the Art Nouveau style with shaded blue and green plique-à-jour enamel wings, diamond head and abdomen, sapphire tail, 2 3/4" x 1 3/4"; Bisymmetric ring with central diamo

Carrera y Carrera Platinum & Diamond Butterfly Brooch 1''x1.75''. Textured platinum and 18k gold two tone figural brooch. It has (12) full cut diamonds of .27 carats total weight. Marked ''PLAT 18K''

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.

18K white gold diamond and natural sapphire ring, .91 CTW of round brilliant diamonds, 4.45 CT oval brilliant cut natural Burmese sapphire, approximately 7 grams TW, size 7, with GIA sapphire report.

18K Y/gold Sapphire Diamond Engagement Ring, sapphire weighing approx. 3.00 cts, flanked by two trillon cut diamonds weighing approx. 0.65 cts, GH VS, stamps 750, ring size 7, weight 3.3 dwt

Ca. mid 19th to late 19thC. Stamped "18K" and "750". Contains both white and yellow gold. Excellent with no breaks, repairs or missing stones. The mine and rose cut diamonds are all very clear, the sa

Title: Antique Belais 18K White Gold 0.89CT Fine Diamond Natural Sapphire Filigree Ring Description:In a November 22, 1922 issue of The Jewelers’ Circular their advertisement claimed they were

An early 20th century Art Deco Period 18k Gold filigree brooch with Diamonds and Sapphires. Features a central bezel set Diamond, measuring approx. 3mm, estimated 0.125 ct, with two rectangular facete

Signed Lotos 18K yellow gold duck brooch. Diamond and sapphire eye. Hallmarked 'LOTOS, 18K'. 2" H x 1" W, 20.8 grams. Condition report: good condition. Please see all photos. AAG is not responsible fo

18k gold brooch featuring synthetic sapphires and approximately 2.40ctw of diamonds. Brooch measures 55mm x 50mm. Marked 18k. Weight is 33.5 grams.

METAL: 18k Gold. GEMSTONES: Diamonds 0.39ctw. Sapphires 5.11ctw. MEASUREMENTS: Brooch is 43mm x 40mm. MARKED: 750 S511, D039. WEIGHT: 14.4 grams.Gemstones have not been graded for color and clarity, a

METAL: 18k Gold. GEMSTONES: Diamonds approx. 0.30ctw. Sapphires. MEASUREMENTS: Brooch is 38mm x 36mm. MARKED: Maker's logo mark 18k. WEIGHT: 15 grams.Gemstones have not been graded for color and c