Art Nouveau Diamond, Platinum, & Gold Bar Pin

F.W. Drosten, Art Deco platinum and 14k rose gold accented diamond bar pin or brooch featuring one larger old mine cut and (18) smaller single cut diamonds weighing approximately 0.50cts total of I-1/

Comprising one 14K yellow gold, diamond and pearl drop necklace, one gold and diamond bar pin, one 14K gold and diamond orchid pin, and one 18K gold round pin, featuring the portrait of a lady; weight

Art Deco Platinum and 14K yellow gold bar pin featuring 10 round sapphires weighing approx. 2.50ctw, possibly Ceylon, alternating with 18 rose cut diamonds weighing approx. 0.20ctw, lock safety catch,

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.

Art Nouveau hand-crafted 18K yellow gold and platinum sapphire and pearl bar pin with ornate gingko leaf clasp and safety tab, comprising of three marquise-cut sapphires, approx: 8mm x 4mm each and tw

Fine Art Nouveau Yellow Gold Bar Pin marked "14K" and set with 3 Natural Chinese Emerald-Green Jadeite Stones and 4 small diamonds. Total weight 7.3 grams. Height 1 1/4 inches (3.2 cm.) X width 1 3/4

Platinum-topped 18K yellow gold Art Deco bar pin featuring round and rose cut diamonds, milgrain detail, safety catch, 2 in. L, 3.9 grams

DESCRIPTION: Tested platinum and 14K gold marquise shaped white gold bar pin with three early round brilliant diamonds. Approximately .5 ctw. MEASUREMENTS: 1-1/2" x 5/8". 2.2 dwt (3.4 gr). CONDITION:

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

Old European cut diamonds set in platinum filigree with gold pin back. Approximately 1.5 carat center stone with .75 carat side stones as well as many small diamonds throughout. Dimensions: L 2.75" x

ART DECO, DIAMOND AND ONYX BAR PIN Containing 10 single cut diamonds and 12 calibre cut onyx. Mounted in platinum and yellow gold. 2 1/2 inches long. Gross weight: 4.25 dwt.

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

Metal : Platinum/ 14k Gold hardware Designer : Not Signed Gemstone : Diamonds approx. 1.50ctw. Measurements : Brooch is 65mm x 4.4mm. Marked: : Tested plat, 14k. Weight: 4

METAL: Platinum/14k Gold hardware. MEASUREMENTS: Brooch is 77mm x 15mm. GEMSTONES: Old mine cut diamonds - approx. 1.80-2.00ctw. TESTED: Plat/14k. WEIGHT: 9.8 grams.Gemstones have not been graded for

Crafted out of 14K yellow gold and platinum, in the style of Art Nouveau, featuring old European-cut diamonds, weighing a total of approximately 1.00 carat; measures 1-1/4 x 1-1/8 inches; weight

This is an antique Art Deco bar brooch pin/pendant rendered in fine 14K white gold. The filigree brooch features 21 Old European cut diamonds of VS-SI clarity and HI color. It is 2 1/2" long and it we

19th Art Nouveau Century Brooch, by R. Koch, Antique European brooch; a mix of gold and silver, set with emeralds, rubies sapphires and rose cut diamonds. Bar pin clasp. Stamped R. Koch apprx 14.8 gra

featuring 21 bezel set diamonds, rubies and sapphires approx. 2.50 carats, tests platinum over 14K yellow gold, pin stem and frame with a slight bend, length 3.5in., 10.2gms., Opening Bid $600

A fine Victorian diamond floral formed bar pin / brooch. Formed as a rose with leaves and stem, adorned with a multitude of rose cut diamonds set in platinum and with a 14K yellow gold backing and pin

Includes a signed Krementz Art Nouveau 14kt yellow gold bar pin of a beauty - stamped, "14K" with a Krementz pictorial hallmark; a 14kt yellow gold bar with central bezel set oval cabochon -

Antique 10k white gold filigree brooch with diamond and sapphires Width: 2 1/8", total weight: 3.6 grams Provenance: The collection of Pat and Bill Crome, Elgin, Texas *All diamond or stone details in

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

14K yellow gold Art Nouveau female portrait scarf pin featuring an old mine cut diamond approximately 0.35 carats, Clarity-SI2, Color-I, accented by another old mine cut diamond approximately 0.21 car

set with 22 European cut diamonds approx. 3.00 carats (in our opinion: K-L color, SI2-I1 clarity, however not guaranteed), 2 center diamonds each approx. 70pts, in tested filigreed platinum (pin stem