Art Deco Platinum Gold Diamond Sapphire Bar Pin Brooch

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

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/

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,

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

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

AN ART DECO SAPPHIRE AND DIAMOND BAR BROOCH in yellow gold and platinum, the tapering bar set with a floral cluster of diamonds to the centre, flanked by rows of graduated cushion cut blue sapphires,

METAL: 14k Gold. MEASUREMENTS: Brooch is 67mm x 12mm. GEMSTONES: Synthetic sapphire, diamonds, seed pearls. TESTED: 14k. WEIGHT: 3.9 grams.Gemstones have not been graded for color and clarity ,and tes

Sapphire Brooch or Bar Pin. Art Deco Cartier platinum bar pin or brooch comprised of a central onyx openwork frame with (2) sapphire cabochon accents, and (3) stacked bands of pave diamonds; flanked b

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

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

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

AN ART DECO DIAMOND AND SAPPHIRE BAR BROOCH in 18ct white gold, comprising a row of alternating old European cut diamonds and French cut sapphires, stamped 18K and indistinctly to pin, 4.7cm, 4.5

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:

centering one round brilliant cut diamond [K/VS2] weighing approximately 0.92 carats total; 104 single and full cut diamonds [G-H/VS1-VS2] weighing approximately 1.40 carats total; 22 round cut and ro

centering one rectangular step cut very dark sapphire weighing approximately 2.50 carats total; six old European cut diamonds [G-H/VS1-VS2] weighing approximately 0.80 carats total; and 62 single and

ART DECO PLATINUM, DIAMOND & SAPPHIRE BAR PIN set with 41 European cut diamonds approx. 1.70 carats, (center diamond approx. 0.75 carat, in our opinion: G-H color, I1 clarity, however not guaranteed),

METAL: Platinum. MEASUREMENTS: Brooch is 23mm x 4mm. GEMSTONES: 2 sapphires, 4 diamonds. TESTED: plat. WEIGHT: 3.1 grams.Gemstones have not been graded for color and clarity ,and tested for clarity an

METAL: 14k Gold/Gold Back. GEMSTONES: Old mine and rose cut diamonds approx. 63 stones. Sapphire (one stone is missing). Multiple stones are chipped. MEASUREMENTS: Brooch is 49mm x 25mm. TESTED: 14k.

METAL: 14k Gold. MEASUREMENTS: Brooch is 63mm x 6mm. GEMSTONES: Sapphire. MARKED: 14k. WEIGHT: 4.5 grams.Gemstones have not been graded for color and clarity ,and tested for clarity and color enhancem

8.95 dwt intricate work on pearls and diamond

METAL: 18k Gold. MEASUREMENTS: Brooch is 50mm x 8mm. GEMSTONES: Diamonds approx. 0.20ctw, Ruby. TESTED: 18k. WEIGHT: 4.3 grams.Gemstones have not been graded for color and clarity ,and tested for clar

Period Art Deco 18K white & yellow gold diamond & cabochon sapphire bar brooch with 3 cabochon sapphires & diamonds. Tested 18K. Length 2.625" ; weight 5.33 dwts.

Art Deco diamond brooch. Features an Art Deco reticulated design with pave and bezel set diamonds throughout the rectangular brooch. Unmarked but tested 14k with a platinum top. Approximately 0.55 car