A GOOD PLATINUM AND DIAMOND SET 15 STONE BAR BROOCH

AN ART DECO PLATINUM AND DIAMOND BOW BAR BROOCH the central stone approx. 0.15 ct. 9 grams. 3.75 cm x 3.25 cm.

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

One 20-point center stone with channel set round and baguette diamonds. Very clean and brilliant diamonds. Unmarked. 1 3/4" x 1". 8.5 grams, inclusive. In good condition.

Asprey & Co bar brooch, in a form of a pheasant set with rose cut diamonds the head painted in enamels, platinum and 15 ct gold, stamped, cased 2 x 6.5 cm

AN 18CT GOLD AND PLATINUM DIAMOND SET BAR BROOCH finely modelled with an applied crown 48mm long, app. weight 3.2g

Platinum and Diamond Bar Brooch Having fourteen round cut diamonds Condition: Good, light wear, missing center gemstone; unmarked but acid tested as platinum; gemstone(s) tested on the heat conductivi

Art Deco 18 Karat Yellow Gold, Platinum, Diamond and Ruby Bar Brooch Bezel set on the diagonal with four square French cut Diamonds [G/VVS], approximate total weight 2.05 carats, and enhanced with 16

A GOOD LARGE ANTIQUE PLATINUM AND DIAMOND THREE STONE RING set with bright brilliant cut stones. Size Q/R.

Art Deco Platinum and Diamond Bar Broochthe shaped bar brooch set with old European and single cut round diamonds weighing approximately 1.33 total carats (H-I color, VS-SI clarity) and with synthetic

Art Deco Platinum Diamond Brooch Weighing 15.1 grams Set with 135 Diamonds weighing app. 9.00 Ct. E-G Color, VS1-SI2 Clarity 2.25 x 1 inches

A three stone diamond tapered bar brooch, A three stone diamond tapered bar brooch, with three graduated rose cut diamonds, all spitch set in silver collets, to cojoined circular frames. A split open

Art Deco Approx. 2.5 Carat Old European Cut Diamond, Sapphire and Platinum Bar Brooch. Diamonds G-H color, VS1-SI1 clarity. Unsigned. Missing one small sapphire Very good condition. Measures 2" W, 3/4

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

Aquamarine, Diamond, Platinum-Topped, 14k Yellow Gold Bar Brooch. Featuring one emerald-cut aquamarine weighing approximately 3.60 cts., accented by six rose-cut diamonds, set in a platinum-topped, 14

Two Edwardian rings, gold and platinum set with diamond, and a cased set of graduated pearl set bar brooches, by Mappin and Webb

A Victorian unmarked white gold or platinum diamond set brooch Of star form, the central stone spreading to approximately 0.5 carat. 4 cm wide.

DIAMOND FIVE-STONE RING; DIAMOND-SET BAR BROOCH 1st: The ring set with graduated cushion-shaped diamonds, inner hoop engraved 'W.D to A.W.G 25-4-13' 2nd: The brooch set with a cushion-shaped diamond,

Vintage Victorian Red Stone Bar Pin, C-Clasp, Brass, 1" and appx. 3mm wide. Ten red glass stones channel set. It is in good vintage condtion other than the pin on the back not being straight but does

DIAMOND AND ONYX BAR BROOCH Containing 15 old European cut diamonds weighing approximately 1.00 carat total and eight French cut onyx. Mounted in platinum. 2 3/4 inches long. Gross weight: 4.90 dwt.

Four gem-set brooches. To include a late Victorian gold seed and split pearl floral bar brooch, a mid 20th century diamond single-stone bar brooch, a 9ct cultured pearl brooch and a later 9ct gold eme

Three Gold and Gem-Set Bar Broochesto include: a platinum topped gold bar brooch set with old European cut diamonds weighing approximately .22 total carat (H-I color, VS2-SI1 clarity), completed with

Platinum circle brooch set with sixteen diamonds of various sizes, approx. 3 to 4 carats of diamonds and 2 emeralds approx. 1 carat. In good condition.

Platinum, Synthetic Sapphire, and Diamond Bar Brooch the open-work bar brooch centering a bezel-set circle-cut synthetic sapphire measuring approx. 6.36 x 4.46 mm. and weighing approx. 1.55 cts., furt

Ca. first quarter 20thC. Excellent original condition with three 3 1/2mm center full cut diamonds, set among forty-six 1mm mine cut diamonds placed diagonally within the checkered interior. The border