ZELL BROS. STAR RUBY AND DIAMOND BOMBE RING. Designed as an 18k yg. trellis with central oval star ruby cabochon and single cut diamonds in platinum collets. Ruby approx. 2 cts., diamonds approx. .60 ct. 6.5 dwt. (10.1 gs.), size 7. Note: Designed by Martin Zell of Zell Bros. Established in 1912, they were the prominent jewelers of Portland, Oregon.
Auctioneer:
Rago Auctions
Date:
2011-12-04
Platinum, Star Sapphire, Star Ruby, and Diamond Brooch, designed as a spray of star sapphire and star ruby flowers with full-cut diamonds, 14.4 dwt, lg. Read more…
Auctioneer:
Skinner
Date:
2014-12-09
Art Deco Platinum, Burma Star Ruby, and Diamond Ring, prong-set with a star ruby measuring approx. 11.65 x 9.40 x 5.00 mm, flanked by trapezoidal-cut Read more…
Auctioneer:
Skinner
Date:
2010-03-16
Platinum, Star Ruby, and Diamond Ring, set with an oval double cabochon star ruby measuring approx. 9.40 x 8.70 x 7.80 mm, and weighing approx. Read more…
Auctioneer:
Skinner
Date:
2014-12-09
Platinum, Star Ruby, and Diamond Cuff Links, each double link set with an oval cabochon purplish red star ruby and diamond melee, hammered mounts, 8.6 Read more…
Auctioneer:
Skinner
Date:
2014-12-09
Antique Star Ruby and Diamond Ring, set with a star cabochon ruby measuring approx. 8.00 x 7.50 x 6.60 mm, and weighing approx. 4.10 cts., Read more…
Auctioneer:
Skinner
Date:
2012-12-04
Art Deco Platinum, Star Ruby, and Diamond Ring, set with a cabochon star ruby measuring approx. 5.60 x 4.70 x 2.90 mm, further set with Read more…
Auctioneer:
Skinner
Date:
2011-03-15
Platinum, Star Ruby, and Diamond Ring, Parenti Sisters, c. 1950s, set with a star ruby weighing 17.05 cts., framed by full-cut diamonds, with baguette-cut diamond Read more…
Auctioneer:
Skinner
Date:
2015-12-08
Star Ruby and Diamond Ring, centering a star ruby cabochon framed by baguette- and full-cut diamonds, 18kt white gold mount, 3.7 dwt, size 4 1/4. Read more…
Auctioneer:
Skinner
Date:
2020-09-14
Platinum, Star Ruby, and Diamond Ring, centering a cabochon star ruby measuring 11.95 x 12.30 x 9.30 mm, set with single-, baguette-, and full-cut diamonds, Read more…
Auctioneer:
Skinner
Date:
2019-05-14
Art Deco Platinum, Star Ruby, and Diamond Ring, centering a star ruby measuring approx. 9.00 x 9.00 x 8.00 mm, framed by old European-, marquise-, Read more…
Auctioneer:
Skinner
Date:
2016-03-22
