Platinum, Ruby, and Diamond Brooch, Tiffany & Co. c. 1970s, designed as a sunflower prong-set in 18kt yellow gold with circular-cut rubies, further set with marquise- and full-cut diamond melee, approx. total diamond wt. 5.50 cts., 15.6 dwt, lg. 2 1/8 in., signed.
Auctioneer:
Skinner
Date:
2010-12-07
Platinum, Ruby, and Diamond Brooch, set with an oval-cut ruby measuring approx. 11.00 x 8.36 x 2.77 mm, and weighing approx. 2.10 cts., further set Read more…
Auctioneer:
Skinner
Date:
2012-12-04
Platinum, Ruby, and Diamond Brooch, c. 1950, with carved ruby roses, bead-set with full- and single-cut diamond melee, American maker's mark, 14kt gold clasp, wd. Read more…
Auctioneer:
Skinner
Date:
2016-09-27
Edwardian Platinum, Ruby and Diamond Brooch, centering a cushion-cut ruby measuring approx. 6.49 x 5.72 x 2.11 mm, set throughout with old European and rose-cut Read more…
Auctioneer:
Skinner
Date:
2005-03-15
Platinum, Ruby, and Diamond Brooch, c. 1940, designed as a pave-set diamond cat wearing a bow set with buff-top rubies, and chasing a ruby bead, Read more…
Auctioneer:
Skinner
Date:
2019-12-03
Art Deco Platinum, Ruby, and Diamond Brooch, of navette-form, centering a circular-cut ruby measuring approx. 5.30 x 3.50 mm, and weighing approx. 0.70 cts., further Read more…
Auctioneer:
Skinner
Date:
2015-12-08
Art Deco Platinum, Ruby and Diamond Brooch, bead-set with 103 full-cut diamonds weighing approx. 2.29 cts., channel-set ruby accents. Read more…
Auctioneer:
Skinner
Date:
2003-09-23
Platinum, Ruby, and Diamond Brooch, Oscar Heyman, bead-set with full-cut diamonds and calibre-cut rubies, approx. total diamond wt. 1.24 cts., lg. 1 3/4 in., no. Read more…
Auctioneer:
Skinner
Date:
2007-03-13
Retro Platinum, Ruby and Diamond Brooch, channel and bead-set with sixty four full-cut and forty-eight baguette diamonds, approx. total wt. 12.05 cts., with channel-set step Read more…
Auctioneer:
Skinner
Date:
2005-12-13
Platinum, Ruby, and Diamond Brooch, c. 1950s, set with circular-cabochon rubies, and full- and baguette-cut diamonds, approx. total diamond wt. 4.00 cts., 8.6 dwt, lg. Read more…
Auctioneer:
Skinner
Date:
2020-11-17
18kt Gold, Platinum, Ruby, and Diamond Brooch, Michael Bondanza, from the "Discovery" collection, with engraved 24kt gold plaques, square-cut rubies, and full-cut diamonds, 21.0 dwt, Read more…
Auctioneer:
Skinner
Date:
2017-06-27
