AN ANTIQUE DIAMOND BROOCH, CIRCA 1910 in platinum, the

AN ANTIQUE DIAMOND BROOCH, CIRCA 1910 in platinum, the rectangular face set formed of wirework designs, set with old cut and rose cut diamonds, unmarked, 2.8cm, 6.3g.

NO RESERVE - AN ANTIQUE PEARL AND DIAMOND BROOCH, CIRCA 1910, Made in yellow gold and platinum, Pearl, approximate diameter 3.8mm, Rose cut diamonds, Stamped 585 (loss of sharpness due to polishing),

NO RESERVE - AN ANTIQUE BLACK OPAL AND DIAMOND BAR BROOCH, CIRCA 1910, Made in yellow gold and platinum, Oval cabochon black opal, weighing approximately 1.61 carats, Single cut and rose cut diamonds,

$42852 Spectacular Edwardian antique diamond and platinum brooch with 6.68 carats of diamonds! 17.1 grams of platinum. Circa 1910. You won't find another like it anywhere. Complete with appraisal of $

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

Circa 1910, platinum Centering a square old mine-cut diamond graded M+ color, VS clarity, further set with two square old mine and eighteen single-cut diamonds, further accented with two rectangular

Antique Art Nouveau Diamond Ruby Flower Brooch Pin 18K Yellow Gold, 38.16 Gr This is a beautiful one-of-a-kind brooch. Circa: 1895 - 1910; Art Nouveau Diamonds: 103 old rose cuts 1.03 ct, G, SI1 Gemst

Circa 1890, platinum-topped 14k yellow gold Centering an old mine-cut diamond weighing approximately 0.20 ct. and graded H-I color, SI-I clarity and further set with rose-cut diamonds to the body wit

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

Antique Platinum & 14Kt White Gold Diamond Ring. Center diamond - 0.75cts. with diamond accents. Circa 1910. Size - 6. Weight - 6.83 dwt. #WPM878808 Please review all photos closely. Contact us for mo

Brand: Signed King & Eisele. Material: Edwardian Platinum.Stone: Approx. 3.01CT old european cut Diamond(color JK clarity VS1). Weight: 4.66 Grams. Ring Size: 7.5. Circa: 1910. Antique.

A Brooch composed of platinum. encrusted with approx. 2 cts of single cut White diamonds. Unmarked (Tested Platinum) Total Weight: 8 Grams CIRCA: 20th Cent. ORIGIN: USA DIMENSIONS: H: 1" W: 1.5" CONDI

Antique Gold, Platinum, Emerald, Demantoid Garnet and Diamond Lizard Brooch 63 old-mine cut diamonds ap. 1.55 cts., 13 cushion-shaped and round demantoid garnets, 2 cushion-shaped ruby eyes, c. 1910,

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

Antique Circa 1910 Edwardian Oval Cabochon Sapphire, Approx. 2.0 Carat TW Old European Cut Diamond, Platinum and 14 Karat Yellow Gold Earrings. Vivid color sapphire measuring 8.3 x 5.6 x 4.0. All anti

BELLE ÉPOQUE DIAMOND BROOCH, CIRCA 1910 Designed as a stylised butterfly, the wings of openwork form with knifewire detail, millegrain-set with old brilliant, old single and rose-cut diamonds, su

AN ANTIQUE DIAMOND HEART BROOCH, CIRCA 1900 in yellow gold, designed as a heart, jewelled allover to the front with old round cut diamonds totalling 6.0-7.0 carats, unmarked, 2.7cm, 10.1g.

AN ANTIQUE DIAMOND BAR BROOCH CIRCA 1900 designed as a tapering bar set with graduated old cut diamonds totalling 0.8-1.0 carats, with scrolling decoration to the sides, unmarked, 4.5cm, 3.1g.

AN ART DECO SAPPHIRE AND DIAMOND BROOCH, CIRCA 1920 in platinum, set with a cluster of round cut diamonds, within a border of calibre cut sapphires, the diamonds all totalling 1.4-1.6 carats, stamped

AN ANTIQUE DIAMOND HARE BROOCH in platinum and yellow gold, set with old mine cut and rose cut diamonds, accented by a cabochon ruby eye and engraved fur detailing, no assay marks, 3.8cm, 5.8g. Accomp

AN ANTIQUE DIAMOND HARE BROOCH in platinum and yellow gold, set with old mine cut and rose cut diamonds, accented by a cabochon ruby eye and engraved fur detailing, no assay marks, 3.8cm, 5.8g.

A VINTAGE AQUAMARINE AND DIAMOND BOW BROOCH, CIRCA 1950 in platinum and 18ct white gold, set with two tapered fancy cut aquamarines, accented by rose cut, single cut and round brilliant cut diamonds,

Platinum brooch features approx. 1.20ctw in diamonds set in platinum. Brooch measures 31mm in diameter. Tested platinum. Brooch weighs 5.3 grams. Gemstones have not been graded for color and clarity ,

AN ART DECO DIAMOND BAR BROOCH, CIRCA 1940 in platinum, set with a row of graduated old cut diamonds accented by rose cut diamonds, all totalling 0.8-0.9 carats, with engraved foliate decoration to th