With dimensional moonstone cabochon petals and bud, central oval blue star sapphire, approx. 4 cts. by formula, wire and shot work filament and conforming platinum and OEC diamond leaves, approx. 1.10 cts. TW, on hand engraved yellow gold stem. 18k. Ca. 1939. Marked Marcus. 3" x 2 7/8". 28.5 dwt.
Auctioneer:
Rago Auctions
Date:
2017-06-11
TIFFANY & CO. STAR SAPPHIRE RING, ca. 1900; Sculpted 18k yg. chased with bacchantes and grape vines flanking a blue star sapphire cabochon. Marked Tiffany Read more…
Auctioneer:
Rago Auctions
Date:
2012-12-09
TIFFANY & CO. STAR SAPPHIRE AND PLATINUM GENT"S DRESS-SET Ca. 1920. Each cufflink set with two blue star sapphires, approx. 12 cts., connecting bars marked Read more…
Auctioneer:
Rago Auctions
Date:
2008-12-07
Platinum, Star Sapphire and Diamond Ring, Marcus & Co., the sapphire cabochon measuring approx. 12.95 x 10.79 x 9.70 mm, lanked by diamond trillions, approx. Read more…
Auctioneer:
Skinner
Date:
2007-03-13
Art Deco Platinum, Star Sapphire, and Diamond Bracelet, Marcus & Co., prong-set with eight star sapphires, joined by baguette and transitional-cut diamond melee links, lg. Read more…
Auctioneer:
Skinner
Date:
2008-03-18
Art Deco Platinum, Sapphire, and Diamond Ring, Marcus & Co., set with an oval-cut sapphire measuring approx. 11.12 x 8.95 x 8.75 mm, floral openwork Read more…
Auctioneer:
Skinner
Date:
2008-12-09
MARCUS & CO. SAPPHIRE AND DIAMOND RING; GIA sapphire report #5151221539 describes cushion cut blue sapphire, 7.20 x 6.95 x 4.45 mm. (1.85 cts. by Read more…
Auctioneer:
Rago Auctions
Date:
2013-12-08
containing 152 round mixed cut sapphires measuring from approximately 0.70 mm to 5.37 mm in diameter, together with 79 old European and rose cut diamonds Read more…
Auctioneer:
Leslie Hindman Auctioneers
Date:
2016-04-03
Edwardian Platinum and Diamond Pendant/Brooch, Marcus & Co., the finely pierced mount set with old mine-cut diamond melee, centering a later pear-shape sapphire, lg. 1 Read more…
Auctioneer:
Skinner
Date:
2010-09-14
18kt Gold and Sapphire Ring, Marcus & Co., set with a cabochon, 6.1 dwt, size 3, with obscured signature. Read more…
Auctioneer:
Skinner
Date:
2014-06-12
Art Nouveau Gold, Sapphire, and Plique-a-Jour Enamel Pendant, Marcus & Co., the shaped pendant with plique-a-jour enamel panels with black tracery enamel accents, set with Read more…
Auctioneer:
Skinner
Date:
2014-03-18
