IMPORTANT SAPPHIRE, DIAMOND & PLATINUMBROOCHImportant sapphire and diamond brooch, oval and cushion-shaped sapphires and circular and baguette-cut diamonds, set in platinum, total weight of piece 56.2g, appx....
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A SAPPHIRE, DIAMOND AND PLATINUM RINGA sapphire, diamond and platinum ring
centering an oval-cut sapphire weighing approximately 1.70 carats, between floriform marquise-cut diamond shoulders; 4.39 dwt; size:...
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A SAPPHIRE, DIAMOND AND PLATINUM RINGA sapphire, diamond and platinum ring
featuring an oval-cut sapphire, weighing approximately 3.62 carats, within octagonal round brilliant-cut diamond frame; 4.10 dwt; size:...
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A SAPPHIRE, DIAMOND AND PLATINUM RINGA sapphire, diamond and platinum ring
designed as a step-cut sapphire, weighing approximately 1.65 carats, framed by round brilliant-cut diamonds, between radiant-cut or round...
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A PINK SAPPHIRE, DIAMOND AND PLATINUMRING A pink sapphire, diamond and platinum ring
designed as an oval-cut pink sapphire, weighing approximately 1.95 carats, framed by round brilliant-cut diamonds, between...
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A SAPPHIRE, DIAMOND AND PLATINUM RINGA sapphire, diamond and platinum ring
designed as an oval-cut sapphire, weighing approximately 0.85 carat; flanked by two round brilliant-cut diamonds, each weighing approximately...
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A DIAMOND, RUBY, SAPPHIRE AND PLATINUMRING A diamond, ruby, sapphire and platinum ring
designed as three round brilliant-cut diamonds, each weighing approximately 0.40 carat, 1.20 carats and 0.40 carat, bezel-set...
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A PINK SAPPHIRE, DIAMOND AND PLATINUMRING A pink sapphire, diamond and platinum ring
designed as a step-cut pink sapphire, weighing approximately 1.50 carats, framed by round brilliant-cut diamonds within millegrained...
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A GREEN SAPPHIRE, DIAMOND AND PLATINUMRING A green sapphire, diamond and platinum ring
designed as a step-cut sapphire, weighing approximately 2.40 carats, framed by round brilliant-cut diamonds, between baguette-cut...
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A DIAMOND, SAPPHIRE AND PLATINUM RINGA diamond, sapphire and platinum ring
designed as a bezel-set round brilliant-cut diamond, weighing approximately 1.25 carats, within pierced and millegrained geometric frame,...
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A PINK SAPPHIRE, DIAMOND AND PLATINUMRING A pink sapphire, diamond and platinum ring
designed as an oval-cut pink sapphire, weighing approximately 1.25 carats, framed by round brilliant-cut diamonds, between...
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A PAIR OF DIAMOND, SAPPHIRE AND PLATINUMEARRING MOUNTS A pair of diamond, sapphire and platinum earring mounts
each a floriform pendant, set with sapphire and diamond petals, bezels measure approximately 6.60 x...
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A PAIR OF SAPPHIRE, DIAMOND AND PLATINUMEARRINGS A tanzanite and green garnet ring each designed as a pierced and millegrained navette-shaped drop, set with round brilliant-cut diamonds, centered by a circular-cut...
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A GROUP OF EARLY 20TH CENTURY GEMSTONEAND GOLD JEWELRY A group of Early 20th Century gemstone and gold jewelry
including a fourteen karat gold brooch, set with silver-topped single-cut diamond ribbons centered...
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AN ART DECO DIAMOND, SAPPHIRE AND PLATINUMRING An Art Deco diamond, sapphire and platinum ring
of geometric design, featuring an old European-cut diamond, weighing approximately 0.45 carat, flanked by circular-cut...
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A SAPPHIRE, DIAMOND AND PLATINUM RINGA sapphire, diamond and platinum ring
designed as a cushion-cut sapphire, weighing approximately 1.55 carats, flanked by round brilliant-cut diamonds, between tapered baguette-cut...
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PLATINUM, DIAMOND, AND SAPPHIRE CIRCLEBROOCHPlatinum, Diamond, and Sapphire Circle Brooch the circle brooch comprising 38 bead-set full-cut diamonds terminated by two buckle-form accents, each set with three...
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RAYMOND YARD PLATINUM, KASHMIR SAPPHIRE,AND DIAMOND DRESS CLIPSRAYMOND YARD Platinum, Kashmir Sapphire, and Diamond Dress Clips the floral spray-form clips each centering an oval mixed-cut Kashmir sapphire weighing...
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PLATINUM, SAPPHIRE, AND DIAMOND BRACELETPlatinum,Sapphire, and Diamond Bracelet comprising double arched links channel-set with step-cut sapphires weighing approx. 10.00 tcw. alternating with single bar-form links set with...
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18K GOLD, PLATINUM, SAPPHIRE, DIAMOND,AND PLIQUE-A-JOUR PENDANT/BROOCH18K Gold, Platinum, Sapphire, Diamond, and Plique-a-Jour Pendant/Brooch the open-work circular pendant/brooch centering two bezel-set sapphires...
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J.E. CALDWELL & CO. PLATINUM, SAPPHIRE,AND DIAMOND WRISTWATCHJ.E. CALDWELL & CO. Platinum, Sapphire, and Diamond Wristwatch, ca. 1930; enclosing a manual-wind movement signed C.H. Meylan and numbered 41277; the...
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14K GOLD, PLATINUM, SAPPHIRE, AND DIAMONDRING14K Gold, Platinum, Sapphire, and Diamond Ring, centering an oval-cut sapphire weighing approx. 3.74 cts. flanked by two old mine-cut diamonds weighing approx. 1.09 and...
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PLATINUM, SAPPHIRE, DIAMOND, ONYX, ANDRUBY PARROT BROOCHPlatinum, Sapphire, Diamond, Onyx, and Ruby Parrot Brooch, ca. 1930; centering a stylized parrot with a carved sapphire wing, pave-set round- and rose-cut...
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PLATINUM, SAPPHIRE, AND DIAMOND RINGAND BANDSPlatinum, Sapphire, and Diamond Ring and Bands, centering a round brilliant-cut diamond weighing 2.01 cts. flanked by two shield-cut sapphires; 4.03 dwts.; size...
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TACORI PLATINUM, DIAMOND, AND SAPPHIRERING AND ETERNITY BANDTACORI Platinum, Diamond, and Sapphire Ring and Eternity Band, centering a modified cushion-cut diamond weighing 2.06 cts. framed by calibre-cut sapphires;...
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PLATINUM, GEMSET, AND DIAMOND 'FRUITCART' BROOCHPlatinum, Gemset, and Diamond 'Fruit Cart' Brooch, featuring seven carved cabochon rubies, seven carved cabochon emeralds, and four carved cabochon sapphires...
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18K GOLD, PLATINUM, SAPPHIRE, AND DIAMONDEARRINGS18K Gold, Platinum, Sapphire, and Diamond Earrings, centering bezel-set cabochon sapphires each weighing approx. 1.50 cts. surmounted by open-work platinum scroll...
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PLATINUM, SAPPHIRE, AND DIAMOND RINGPlatinum,Sapphire, and Diamond Ring, centering an oval-cut sapphire weighing approx. 3.70 cts. flanked by oval-cut diamonds weighing approx. 2.75 tcw. further set with tapered baguette-cut...
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PLATINUM, SAPPHIRE, AND DIAMOND RINGPlatinum,Sapphire, and Diamond Ring, centering a cabochon sapphire measuring approx. 15.35 x 12.05 mm. flanked by two rows of full-cut diamonds weighing approx. 1.40 tcw.; 10.24 dwts.;...
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PLATINUM, DIAMOND, AND SAPPHIRE ETERNITYBANDPlatinum, Diamond, and Sapphire Eternity Band, featuring alternating groupings of two round brilliant-cut diamonds and two circle-cut sapphires; diamonds weighing approx....
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OSCAR HEYMAN & BROTHERS PLATINUM, MULTICOLORED SAPPHIRE, AND DIAMOND CONVERTIBLE NECKLACE/BRACELETSOSCAR HEYMAN & BROTHERS Platinum, Multi Colored Sapphire, and Diamond Convertible Necklace/Bracelets, ca. 1954;...
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TIFFANY & CO. PLATINUM, DIAMOND, ANDSAPPHIRE RINGTIFFANY & CO. Platinum, Diamond, and Sapphire Ring, ca. 1914; centering an old European-cut diamond weighing approx. 0.38 ct. flanked by tapered square-cut sapphires...
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PLATINUM, SAPPHIRE, AND DIAMOND RINGPlatinum,Sapphire, and Diamond Ring, centering an oval-cut sapphire weighing approx. 11.60 cts. framed by a row of round brilliant-cut diamonds weighing approx. 2.00 tcw.; 7.43 dwts.;...
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PLATINUM, DIAMOND, AND SAPPHIRE BRACELETPlatinum,Diamond, and Sapphire Bracelet, the open-work bracelet centering an emerald-cut diamond weighing approx. 0.15 ct. flanked by trapezoidal-cut sapphires and square-cut diamonds;...
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CARTIER 14K PLAT SAPPHIRE DIAMOND BLUEBONNETPINEstate 14kt yellow gold and platinum brooch, Cartier, serial number 833, modeled as a Bluebonnet flower stem, with gold wire leaves, (eleven) blue sapphires, approx 3.60cttw,...
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Important Sapphire and Diamond Ringcenteringon one natural sapphire (approximately 14.47 carat) (14.90 x 13.60 x 8.10 mm) of octagonal step cut flanked on either side by one trillion cut diamond each weighing approximately...
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