GENTLEMAN"S NATURAL COLOR CHANGE SAPPHIRE AND DIAMOND RING 18k wg, ca. 1930. Oval faceted sapphire, approx. 1 ct., flanked by a pair of triangular cut diamonds, approx. .54 ct. TW, chamfered band. 10 gs., size 8 1/2. Color changes from lavender to green.
Auctioneer:
Rago Auctions
Date:
2008-12-07
Arts & Crafts 14kt Gold, Color Change Sapphire, and Diamond Ring, set with a cushion-cut blue changing to violet sapphire measuring approx. 10.69 x Read more…
Auctioneer:
Skinner
Date:
2009-06-16
containing one cushion cut color change sapphire weighing approximately 14.22 carats and numerous round brilliant and triangular brilliant cut diamonds weighing approximately 1.45 carats total. Read more…
Auctioneer:
Leslie Hindman Auctioneers
Date:
2011-12-04
Platinum, Color-change Sapphire, and Diamond Ring, set with an oval-shaped color-change sapphire measuring approx. 12.99 x 12.32 x 7.27 mm, weighing 9.32 cts., further set Read more…
Auctioneer:
Skinner
Date:
2011-03-15
measuring approximately 13.47 x 9.53 x 6.02 mm. Accompanied by an American Gemological Laboratory sapphire identification report number CS 68808, dated July 6, 2015, stating Read more…
Auctioneer:
Leslie Hindman Auctioneers
Date:
2015-09-17
containing one modified cushion cut color change sapphire weighing approximately 6.94 carats and two triangular brilliant cut diamonds weighing approximately 0.66 carat total set within Read more…
Auctioneer:
Leslie Hindman Auctioneers
Date:
2017-04-23
18kt Gold Color Change Sapphire and Diamond Ring, set with an oval blue changing to purple sapphire measuring approx. 9.00 x 8.00 x 5.95 mm, Read more…
Auctioneer:
Skinner
Date:
2010-12-07
18kt White Gold, Color-Change Sapphire, and Diamond Ring, prong-set with a cushion-cut violetish blue changing to purple sapphire weighing 2.51 cts., flanked by full-cut diamonds, Read more…
Auctioneer:
Skinner
Date:
2008-12-09
Egyptian Revival Gold and Color Change Sapphire Ring, 20th century, the cushion-cut sapphire with figural shoulders, size 8 1/4. Estimate $800-1,200 Minor overall wear. Sapphire Read more…
Auctioneer:
Skinner
Date:
2019-05-14
UNMOUNTED GEMSTONES. 22.75 cts. oval faceted rubeliet tourmaline; 2 ct. cabochon cat"s eye alexandrite; ten faceted color change sapphire approx. 11 cts. TW; twenty-nine cts. Read more…
Auctioneer:
Rago Auctions
Date:
2011-04-10
Four Pairs of Earrings and a 14kt Gold and Synthetic Color-change Sapphire Ring, three pairs 14kt gold, one lower karat, ring size 7 1/2, total Read more…
Auctioneer:
Skinner
Date:
2018-01-11
