Art Nouveau 18K & Platinum Diamond and Emerald Pin

METAL: 18k Gold/Platinum. GEMSTONES: Rose and Old Euro diamonds. MEASUREMENTS: Pins are 65mm and 70mm long (entire length), tops are 12mm x 10mm (diamond) and 11mm x 11mm (Nouveau). Come with one box.

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

Circa 1920s. Art Deco Car Brooch crafted in 18k yellow Gold and Platinum on top, accented with Rose cut Diamonds. Along with one natural Round cut Emerald. Weight: 5.4 grams. Measurements: 1.2 x 0.6 i

Art Nouveau 18k Platinum Weight 4.33g Diamond Approx. 1ct Dangle Earrings Measurements 1.6”x0.3”

Art Deco platinum, diamond, and fine emerald brooch / pin, composed of fifty-one mixed-cut diamonds including baguette and round brilliant-cut diamonds; approx: 5.50 ct tw., color: H-I, clarity: VS2 -

METAL: 18k Gold and Platinum. GEMSTONES: Rose cut and old mine cut diamonds approx. 25 stone. Emerald. MEASUREMENTS: Brooch is 52mm x 11.9mm. MARKED/TESTED: 750/Plat. WEIGHT: 5 grams.Gemstones have no

Description Antique Art Nouveau 18K Gold and Platinum Diamond Cross - Hand Fabulous cross handmade in 18k gold and platinum on the top featuring one stunning old mine cut diamond of H-VS2 quality that

Art deco platinum diamond and emerald stick pin, platinum mounting set with Old European cut diamonds; approx: 0.43 carats total weight, color: I-J, clarity: SI1-SI2, also set with calibre-cut emerald

French Art Nouveau 18k gold dragon brooch with old mine and rose cut diamonds. Brooch measures 47mm x 35mm. Marked with French marks. Weight - 3.7 grams.

Art Nouveau 18k & Platinum Weight 4.09g Multi Color Fancy Euro Cut Diamond Approx. 2ct Ring  Size 8 Measurements 0.62”x0.78”

METAL: 14K Gold. GEMSTONES: Diamond, Emeralds. MEASUREMENTS: Pin measures 66mm x 10.7mm at widest point. MARKED: 14K. WEIGHT: 2.7 grams. Gemstones have not been graded for color and clarity ,and teste

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

METAL: 18k Gold. MEASUREMENTS: Watch case is 28mm in diameter. Overall size of the lapel - 4.5" long, brooch is 28mm x 36mm. Decorated with a diamond and 2 emeralds. MOVEMENT: Manual wind, workin

Art Deco Weight 11.3g Platinum & 18k  Diamond Approx. 0.3ct Emerald Approx. 0,8ct Ring Size 10 Measurements 0.33”x0.87”

METAL: 18k Gold/ Platinum. MEASUREMENTS: Brooch is 40mm long. GEMSTONES: Rose cut diamonds. TESTED: Plat/ 18k. WEIGHT: 2.9 grams.Gemstones have not been graded for color and clarity ,and tested for cl

METAL: 18k Gold/ Platinum. MEASUREMENTS: Brooch is 44mm long. GEMSTONES: Diamonds, blue stones. TESTED: 18k/ Plat. WEIGHT: 2.3 grams.Gemstones have not been graded for color and clarity ,and tested fo

Antique Art Nouveau 18k gold, Emerald, And Diamond Bracelet The braided links are set with bezel-set emeralds and rose-cut diamonds. Provenance: Bonhams. weight 17.6 dwt length 7 3/8 in.

Title: David Webb Large 18k Gold Platinum Diamond Emerald Sapphire Ruby Asian Dragon Motif Pin Clip Description: The large, exquisitely detailed David Webb 18k gold dragon clip has an approx. 2ct, cle

c1920 Art Deco ring Emerald antique cushion cut, approx. .60ct 31 diamonds, approx. .43ctw Platinum and 18K white gold Ring size: 7 (sizeable) Total weight: 3.7 grams *All diamond or stone de

beautiful ca 1910 Art Nouveau 14k gold, emerald, diamond, pearl & enamel pin

Crafted of 18k white gold. Art Deco style brooch pin with palmette shape. Features a large oval cabochon cut 10.4mm x 8.8mm pinkish purple star ruby gemstone. Surrounded by pave set diamonds with tota

18K white gold and platinum cocktail watch by Birks, rectangular case with emeralds and diamonds set in hand engraved frame around watch face, 17 jewel mechanical movement, black leather adjustable st

Edwardian five-stone sapphire ring with diamond loops in platinum-topped 18k gold; Art Nouveau three-stone ring in platinum-topped 18k gold; Art Deco three-stone ring in 18k wg. Diamonds approx. 1.62

UDALL & BALLOU ART DECO PLATINUM, 18K GOLD, SAPPHIRE, AND DIAMOND BAR PIN / BROOCH, tested, marked "U&B", featuring 11 hexagonal-cut sapphires in slightly tapering sizes from 4.1 to 4.7 mm side to sid