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Sapphire and diamond brooch, Harry Winston

Sapphire and diamond brooch, Harry Winston Of ribbon design set with baguette diamonds, the centre accented with a step-cut sapphire weighing carats, surmounted with a semi-circle of pear-shaped diamonds, signed Winston.

An amazing Art Deco platinum and diamond Aquamarine Bow Brooch designed by Tiffany and Company. Set with very distinctive carved buff top gem aquamarines and over one carat of diamonds. Circa 1925

TIFFANY CO Aquamarine Bow Brooch usa An amazing Art Deco platinum and diamond Aquamarine Bow Brooch designed by Tiffany and Company. Set with very distinctive carved buff top gem aquamarines and over one carat of diamonds.

Sapphire and diamond brooch/pendant, Van Cleef & Arpels Set to the centre with a cushion-shaped sapphire, within a cluster of marquise-shaped and circular-cut diamonds, signed Van Cleef & Arpels and numbered, French assay and indistinct maker's mark, clip/brooch and pendant fittings to reverse.

Sapphire and diamond brooch/pendant, Van Cleef & Arpels Set to the centre with a cushion-shaped sapphire, within a cluster of marquise-shaped and circular-cut diamonds.

PROPERTY OF A EUROPEAN NOBLE FAMILY Sapphire and diamond brooch, circa 1915. Set with a cushion-shaped sapphire within a border of circular-cut diamonds, to a frame of radiating design millegrain-set with similarly cut stones.

PROPERTY OF A EUROPEAN NOBLE FAMILY Sapphire and diamond brooch, circa Set with a cushion-shaped sapphire within a border of circular-cut diamonds, to a frame of radiating design millegrain-set with similarly cut stones.

Magnificent Jewels and Noble Jewels | Sotheby's

Magnificent Jewels and Noble Jewels - View AUCTION DETAILS, bid, buy and collect the various prints and artworks at Sothebys Art Auction House.

Sapphire and diamond brooch/pendant, late 19th century Set to the centre with a cushion-shaped sapphire weighing approximately 14.80 carats, within a surround of circular-cut diamonds.

Sapphire and diamond brooch/pendant, late century Set to the centre with a cushion-shaped sapphire weighing approximately carats, within a surround of circular-cut diamonds.

A SAPPHIRE AND DIAMOND RING, BY HARRY WINSTON  Set with a cushion-shaped sapphire, weighing approximately 6.29 carats, to the marquise-shaped and tapered baguette-cut diamond shoulders, mounted in platinum, ring size 6¼ Signed Winston for Harry Winston

A SAPPHIRE AND DIAMOND RING, BY HARRY WINSTON Set with a cushion-shaped sapphire, weighing approximately 6.29 carats, to the marquise-shaped and tapered baguette-cut diamond shoulders, mounted in platinum, ring size 6¼ Signed Winston for Harry Winston

A FINE EMERALD AND DIAMOND RING/PENDANT, BY HARRY WINSTON The pear-shaped emerald weighing 16.32 carats within a pear-shaped and brilliant-cut diamond surround, detaching to form a pendant

A fine emerald ring/pendant by Harry Winston.The pear-shaped emerald weighing carats within a pear-shaped and brilliant-cut diamond surround, detaching to form a pendant. Ring mount signed Winston and with maker's mark of Jacques Timey for Harry Winston.

Lotus Jewelry, Titanic Jewelry, Diamond Brooch, Van Cleef Arpels, Brooch Pin, Jewelry Collection, Vintage Jewellery, Fine Jewelry, Razzle Dazzle

Sapphire and Diamond ‘Transcendence’ Butterfly Brooch by Cindy Chao. The body of the pavé-set diamond butterfly is a pentagonal-cut diamond, weighing approximately 3.01 carats, the wings are enhanced by briolette diamonds, sapphire beads and vari-cut sapphires. It is mounted in titanium and gold and signed by artist. It has an estimate of $206,035 – $253,582 and sold for $954,102.

World Record For A Colorless Diamond: 76-Carat Archduke Joseph Diamond Sells For $21.5 Million

AN ELEGANT ART DECO SAPPHIRE AND DIAMOND DRESS CLIP, BY CARTIER   The baguette-cut diamond plaque of geometric motif, centering upon a cushion-cut sapphire, weighing approximately 6.91 carats, further enhanced by three buff-top calibré-cut sapphire rows, mounted in platinum, circa 1930  Signed Cartier

AN ELEGANT ART DECO SAPPHIRE AND DIAMOND DRESS CLIP, BY CARTIER The baguette-cut diamond plaque of geometric motif, centering upon a cushion-cut sapphire, weighing approximately 6.91 carats, further enhanced by three buff-top calibré-cut sapphire rows, mounted in platinum, circa 1930 Signed Cartier

PLATINUM AND DIAMOND WRISTWATCH, HARRY WINSTON The diamond-set square-shaped dial completed by a bracelet composed of circular links, set with round and single-cut diamonds weighing approximately 17.00 carats, quartz movement, internal circumference 6¼ inches, bracelet and case signed Harry Winston,

Platinum and Diamond Wristwatch, Harry Winston The diamond-set square-shaped dial completed by a bracelet composed of circular links, set w.

Diamond and Enamel "Starry Night" Brooch, 19th Century.

Diamond brooch, CenturyThe disk applied with a translucent blue glass plaque, set with circular- and single-cut and rose diamonds, later brooch pin to reverse.

Magnificent sapphire and diamond brooch, Cartier Set with a cushion-shaped sapphire weighing 30.23 carats, amongst pear- and marquise-shaped diamonds weighing a total of approximately 42.35 carats, signed Cartier, numbered, French assay and partial maker's marks, case stamped Cartier.

Magnificent sapphire and diamond brooch, Cartier Set with a cushion-shaped sapphire weighing carats, amongst pear- and marquise-shaped diamonds weighing a total of approximately carats

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