Jewelry. Platinum Amethyst Diamond bar pin/brooch, (5)

Includes a 14ct gold and amethyst bar pin; a an 18kt yellow gold and platinum dipped bar pin inlaid with rose cut diamonds graduated in size, and rubies with a central semi-baroque pearl - approx. 5 1

Art Deco Platinum Gold Diamond Filigree Bar Pin, Brooch. Metal: Platinum Metal: 6.1 grams Diamond: Approximately 0.25 carats Measurement : 0.25 inches long by 2.5 inches wide Markings: â€&#

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

JEWELRY: Edwardian platinum diamond bar pin, tested platinum with 14K white gold pin stem, filigree design set with seven old European cut diamonds, light wear consistent with age and use, approximate

Antique bar pin comprised of (7) faceted amethysts and (16) Old European cut diamonds set in 18kt white gold. Amethysts range between approx. 4.0mm x 4.5mm and 3.5mm x 4.0mm. Stacked diamonds range in

Antique platinum bar pin displaying (12) Old Mine cut diamonds. Diamonds average approx. 3.5mm x 2.5mm. With a 14kt yellow gold brooch backing. Total approx. weight of the brooch is 3.7 dwt (gross). F

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

Vintage from the 1920s Length: 2.5 Inches Materials: Platinum Style: Art deco Recycled Description Solid platinum genuine diamond bar pen measuring two. 5 inches with magnificent hand done open scroll

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

Vintage Edwardian Era Platinum, Diamond and Sapphire Bar Pin, set with (5) rectangular blue sapphires and (6) small European cut diamonds. 2 1/4" long, 1/4" wide.

Ca. first quarter 20thC. Amazing quality throughout with 68 clear Columbian emeralds and 82 clear full cut diamonds surrounding the large central EVS1 diamond. Weight approx. 12.9 Grams. Measures appr

Vintage Platinum Diamond Bar Pin Measuring 3.39" in length (11mm wide) containing (5) European cut diamonds (2 are missing) (approx. 2.43ct tdw, H-I VS2), not stamped or signed, electronically tested.

5 piece men's suite comprised of a pair of platinum cufflinks with central panels of diamond baguettes - stamped to underside, " Irid Plat" with monogram of, "A.W.L." and dated, &q

1920’s Platinum Weight 8.2g Diamond Approx. 0.5ct VS1-H Bar Brooch measurements 1.4”x2.5”

METAL: platinum. GEMSTONES: diamonds-approx. 0.90 -1.00ctw. MEASUREMENTS: brooch 60 x 6.3mm at widest point. MARKED: Plat. WEIGHT: 5.4 grams.Gemstones have not been graded for color and clarity, and t

Jewelry: David Yurman Sterling Silver Amethyst Diamond Bracelet Bracelet Length: 7.5 inches Total Item Weight: 29.63 Grams Diamonds: 112 round brilliant diamonds, 0.80ctw (I-J, VS) Gemstone: 7 green s

David Webb exceptional Brooch Pendant Authentic and signed Large 30mm X 18mm Faceted Amethyst set in 18k gold and Platinum. 31.7 Grams with Approx 1.5 Carats Diamonds. This is a great collector piece

Comprised of pear-shaped and round brilliant cut diamonds. Total diamond weight of both earrings is approx. 6.5 cttw. Total approx. weight is 9.8 dwt. From a Tuxedo Park, NY estate. Dimensions: 1.125"

Platinum and diamond cluster ring comprised of (16) round brilliant cut diamonds and (9) marquis cut diamonds. Largest round diamond measures approx. 5.0mm; largest marquis cut diamond measures approx

METAL: Platinum. MEASUREMENTS: Ring size - 7.5, ring top - 21mm x 17mm. GEMSTONES: Amethyst - 23ct (light scratches on the table of the stone), Diamonds - 0.40cts. TESTED: Plat. WEIGHT: 10.7 grams.Gem

One central round brilliant cut diamond weighing approx. 1 cttw, flanked by diamond accents. Ring size - 5 1/2. Total approx. weight is 2.3 dwt. From a Princeton, NJ estate.

Jewelry. Includes a 14kt gold filigree bar pin with central round blue faceted gem flanked by bands of (4) Old Mine cut diamonds and single prong set Old Mine cut diamonds - center stone is most proba

Central diamond weighing approx. 0.80 cttw flanked by diamond accents. Ring size - 5 1/2. Total approx. weight is 2.1 dwt. From a Princeton, NJ estate.

center emerald cut amethysts approx. 13 x 11mm, 10 old cut diamonds estimated total weight 0.20ct., stamped "IRID.PLAT", size 5-1/2, 5.9 gramsÿ - Provenance: A Virginia Collector