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Unmounted purple star sapphire oval cabochon, approx. 34.18 cts., 18.45mm x 16mm x 12.11mm. note: unmounted gemstones from the estate of harry b. roth, 1913-2008, a longtime member of the diamond deal http://www.ragoarts.com/auctions/2010/12/05/jewelry/1217

Sold for:
$3,050

UNMOUNTED PURPLE STAR SAPPHIRE Oval cabochon, approx. 34.18 cts., 18.45mm x 16mm x 12.11mm. Note: Unmounted gemstones from the estate of Harry B. Roth, 1913-2008, a longtime member of the Diamond Dealer Club of N.Y., a connoisseur and avid collector of fine colored gems. The bulk of the collection dated from the 1960"s and 1970"s, and predates many modern enhancement processes. While gemological reports have been secured for many of the lots, some indications of gem origins have been taken from parcel notations. Additional tests would be needed for positive identification of origins and treatments."

Rago Auctions

Auctioneer:
Rago Auctions

Date:
2010-12-05

Archived auctions similar to Unmounted purple star sapphire oval cabochon, approx. 34.18 cts., 18.45mm x 16mm x 12.11mm. note: unmounted gemstones from the estate of harry b. roth, 1913-2008, a longtime member of the diamond deal Down arrow

Unmounted Purple Star Sapphire

Unmounted Purple Star Sapphire

Sold for:
$3,851

Unmounted Purple Star Sapphire, the double cabochon measuring approx. 31.00 x 29.00 x 21.00 mm, weighing approx. 195.05 cts. Accompanied by AGL report no. Read more…

Auctioneer:
Skinner

Date:
2012-06-12

Arts Crafts Purple Star Sapphire and Freshwater Pearl Brooch Tiffany Co

Arts & Crafts Purple Star Sapphire and Freshwater Pearl Brooch Tiffany & Co.

Sold for:
$19,200

Arts & Crafts Purple Star Sapphire and Freshwater Pearl Brooch, Tiffany & Co., centering a high-domed oval cabochon purple star sapphire measuring approx. 17.00 x Read more…

Auctioneer:
Skinner

Date:
2013-12-10

A Platinum Purple Star Sapphire and Diamond Ring

A Platinum, Purple Star Sapphire and Diamond Ring,

Sold for:
$23,750

containing one oval cabochon cut star purple sapphire measuring approximately 18.02 x 13.54 mm and two tapered baguette cut diamonds weighing approximately 0.81 carat total. Read more…

Auctioneer:
Leslie Hindman Auctioneers

Date:
2016-12-04

A Yellow Gold Graduated Cultured Pearl Sapphire and Purple Star Sapphire Necklace

A Yellow Gold, Graduated Cultured Pearl, Sapphire and Purple Star Sapphire Necklace,

Sold for:
$531

containing 45 pearls measuring approximately 5.61-9.89 mm in diameter strung knotted with a yellow gold clasp containing one oval mixed cut sapphire measuring approximately 6.00 Read more…

Auctioneer:
Leslie Hindman Auctioneers

Date:
2017-04-24

A Platinum Purple Star Sapphire and Diamond Ring

A Platinum, Purple Star Sapphire and Diamond Ring,

Sold for:
$6,250

containing one oval high dome cabochon cut purple star sapphire measuring approximately 17.00 x 14.00 x 16.22 mm, 28 triangular step cut diamonds weighing approximately Read more…

Auctioneer:
Leslie Hindman Auctioneers

Date:
2016-09-11

A 14 Karat White Gold Purple Star Sapphire Sapphire and Diamond Ring

A 14 Karat White Gold, Purple Star Sapphire Sapphire and Diamond Ring,

Sold for:
$375

containing one oval cabochon cut purple star sapphire measuring 8.44 x 11.57 mm and four diamonds weighing approximately 0.10 carat total. Stamp: 14KT. 10.20 dwts. Read more…

Auctioneer:
Leslie Hindman Auctioneers

Date:
2013-12-09

A Platinum Purple Star Sapphire and Diamond Ring Circa 1950

A Platinum, Purple Star Sapphire and Diamond Ring, Circa 1950,

Sold for:
$11,875

containing one oval cabochon cut purple star sapphire measuring approximately 11.40 x 9.45 x 7.70 mm and weighing approximately 8.94 carats, together with four baguette Read more…

Auctioneer:
Leslie Hindman Auctioneers

Date:
2016-04-03

A Platinum Purple Star Sapphire and Diamond Ring Circa 1910

A Platinum, Purple Star Sapphire and Diamond Ring, Circa 1910,

Sold for:
$3,750

with an openwork gallery and hand engraved details, containing one oval cabochon cut purple star sapphire measuring approximately 12.95 x 9.50 x 9.55 mm and Read more…

Auctioneer:
Leslie Hindman Auctioneers

Date:
2015-12-06

An Art Deco Platinum Purple Star Sapphire and Diamond Ring

An Art Deco Platinum, Purple Star Sapphire and Diamond Ring,

Sold for:
$2,074

with engraved foliate detail and open scrollwork accents, containing one oval cabochon cut purple star sapphire measuring approximately 16.50 x 12.50 mm and 24 round Read more…

Auctioneer:
Leslie Hindman Auctioneers

Date:
2010-12-14

GOLD PURPLE STAR SAPPHIRE FLORIFORM PENDANT

GOLD & PURPLE STAR SAPPHIRE FLORIFORM PENDANT

Sold for:
$100

YELLOW GOLD & PURPLE STAR SAPPHIRE FLORIFORM PENDANT, L 1 1/2":An unmarked yellow gold mount in the form of a Tudor rose, centered by a Read more…

Auctioneer:
Dumouchelle Art Galleries

Date:
2016-04-16