Important Jewelry 2025-11-06 Auction - 228 Price Results - Bonhams in MA - Page 3
A DIAMOND SOLITAIREBULGARI: AN 18K GOLD AND DIAMOND 'MONETE' SAUTOIRA DIAMOND SOLITAIRE
Done
Marlborough, MA, United States
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MARCUS & CO: A GOLD, RUBY, ENAMEL, AND DIAMOND BROOCH: MARCUS & CO: A GOLD, RUBY, ENAMEL, AND DIAMOND BROOCHSet with cabochon rubies and old European-cut diamonds, in enamel scrolls, suspending pearl drops, signed M&CO. for Marcus & Co., length 1 1/2
0050: MARCUS & CO: A GOLD, RUBY, ENAMEL, AND DIAMOND BROOCHEst. $4,000-$6,000
A PLIQUE-A-JOUR ENAMEL AND DIAMOND RING: A PLIQUE-A-JOUR ENAMEL AND DIAMOND RINGModern, depicting lotus blossom motifs and set with old European-cut diamonds, 18k gold mount, weight 6.6 dwt, size 7.
0051: A PLIQUE-A-JOUR ENAMEL AND DIAMOND RINGEst. $3,000-$5,000Lot Passed
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AN ART NOUVEAU GOLD LONG CHAIN NECKLACE, FRANCE: AN ART NOUVEAU GOLD LONG CHAIN NECKLACE, FRANCEThe long chain composed of fancy filigree links, weight 25.3 dwt, French maker's mark and guarantee stamps to spring ring, length 61 in.
0052: AN ART NOUVEAU GOLD LONG CHAIN NECKLACE, FRANCEEst. $4,000-$6,000
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AN EDWARDIAN PINK SAPPHIRE AND DIAMOND BROOCH: AN EDWARDIAN PINK SAPPHIRE AND DIAMOND BROOCHCentering a fancy-cut pink sapphire measuring approximately 9.15 x 6.75 x 4.90 mm, framed by foliate motifs set with fancy-cut pink sapphires and old
0053: AN EDWARDIAN PINK SAPPHIRE AND DIAMOND BROOCHEst. $8,000-$12,000
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AN ANTIQUE SAPPHIRE AND DIAMOND RING, CIRCA 1910: AN ANTIQUE SAPPHIRE AND DIAMOND RING, CIRCA 1910Centering a fancy-cut sapphire measuring approximately 10.90 x 7.60 x 5.90 mm, framed by old mine-cut diamonds, approximate total diamond weight 3.00
0060: AN ANTIQUE SAPPHIRE AND DIAMOND RING, CIRCA 1910Est. $8,000-$10,000
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A BELLE EPOQUÉ DIAMOND PENDANT: A BELLE EPOQUÉ DIAMOND PENDANTThe diamond pendant set with old European and rose-cut diamonds, approximate total weight 6.20 carats, in a fine platinum mount with millegrain accents, and
0061: A BELLE EPOQUÉ DIAMOND PENDANTEst. $20,000-$30,000
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A PLATINUM, EMERALD, AND DIAMOND RING, CIRCA 1940: A PLATINUM, EMERALD, AND DIAMOND RING, CIRCA 1940The navette-form ring centering a bezel-set fancy-cut emerald measuring approximately 8.00 x 6.00 x 3.35 mm, and set with single-cut diamonds,
0063: A PLATINUM, EMERALD, AND DIAMOND RING, CIRCA 1940Est. $4,000-$6,000
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AN EDWARDIAN RUBY AND DIAMOND RING: AN EDWARDIAN RUBY AND DIAMOND RINGThe shaped ring set with a fancy-cut ruby measuring approximately 7.00 x 5.90 x 3.35 mm, old European and old single-cut diamonds, approximate total diamond weight
0064: AN EDWARDIAN RUBY AND DIAMOND RINGEst. $1,000-$1,500
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AN EDWARDIAN PLATINUM AND DIAMOND PENDANT/BROOCH: AN EDWARDIAN PLATINUM AND DIAMOND PENDANT/BROOCHThe shaped, filigree brooch set with old European and old single-cut diamonds, approximate total weight 5.00 carats, millegrain accents, weight 7.7
0067: AN EDWARDIAN PLATINUM AND DIAMOND PENDANT/BROOCHEst. $2,000-$3,000
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A PLATINUM, RUBY, AND DIAMOND BRACELET, CIRCA 1930s: A PLATINUM, RUBY, AND DIAMOND BRACELET, CIRCA 1930sSet with old European and full-cut diamonds, approximate total weight 11.15 carats, and channel-set rubies, weight 27.1 dwt, numbered, length 7
0070: A PLATINUM, RUBY, AND DIAMOND BRACELET, CIRCA 1930sEst. $10,000-$15,000
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AN ART DECO PLATINUM AND DIAMOND BRACELET: AN ART DECO PLATINUM AND DIAMOND BRACELETSet with old mine, single, baguette, and square-cut diamonds, approximate total weight 7.50 carats, engraved and millegrain accents, weight 19.0 dwt, length
0071: AN ART DECO PLATINUM AND DIAMOND BRACELETEst. $4,000-$6,000