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ROBERTO LEGNAZZI: A ROCK CRYSTAL, GEM-SET, AND DIAMOND GIARDINETTI BROOCH, ITALY

Description

ROBERTO LEGNAZZI: A ROCK CRYSTAL, GEM-SET, AND DIAMOND GIARDINETTI BROOCH, ITALY Designed as a carved rock crystal flowerpot, with sapphire, ruby, and emerald bead flowers, carved peridot leaves, and set with full-cut diamonds, in 18k white gold, weight 17.7 dwt, with Italian registry mark 1932 AL for Roberto Legnazzi, length 1 13/16 x 1 11/16 in. For further information on this lot please visit Bonhams.com For further information about this lot please visit the lot listing

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ROBERTO LEGNAZZI: A ROCK CRYSTAL, GEM-SET, AND DIAMOND GIARDINETTI BROOCH, ITALY

Lot 1060

Estimate $4,000-$6,000

Mar 11, 2026, 12:59 PM EDT

Starting Price

Secure

$3,800

4 bidders are watching this item

Online Jewelry: Boston

Mar 02, 2026 12:00 PM EST

Boston, MA, United States

A PLATINUM AND DIAMOND PENDANT: A PLATINUM AND DIAMOND PENDANT The pendant set with old European and single-cut diamonds, suspending a drop set with old European and transitional-cut diamonds, approximate total weight 2.80 carats,

A PLATINUM AND DIAMOND PENDANT

AN 18K GOLD AND DIAMOND LEAF BROOCH: AN 18K GOLD AND DIAMOND LEAF BROOCH Set with full-cut diamonds, approximate total weight 4.50 carats, with ropetwist accents, weight 15.6 dwt, length 2 3/4 in. For further information on this lot

AN 18K GOLD AND DIAMOND LEAF BROOCH

SPRITZER & FUHRMANN: AN 18K GOLD, EMERALD, AND DIAMOND SUITE: SPRITZER & FUHRMANN: AN 18K GOLD, EMERALD, AND DIAMOND SUITE Comprising a brooch designed as a floral spray set with oval cabochon emeralds framed by full and single-cut diamond petals, and a pair of

SPRITZER & FUHRMANN: AN 18K GOLD, EMERALD, AND DIAMOND SUITE

AN 18K GOLD, RUBY, AND DIAMOND THISTLE BROOCH: AN 18K GOLD, RUBY, AND DIAMOND THISTLE BROOCH The circular-cut ruby thistles, with full-cut diamond accents, weight 14.4 dwt, length 2 in. For further information on this lot please visit

AN 18K GOLD, RUBY, AND DIAMOND THISTLE BROOCH

A PAIR OF 18K GOLD AND DIAMOND DOORKNOCKER DAY/NIGHT EARRINGS, CIRCA 1970: A PAIR OF 18K GOLD AND DIAMOND DOORKNOCKER DAY/NIGHT EARRINGS, CIRCA 1970 Set with full-cut diamonds, approximate total weight 2.80 carats, with removeable hoops, weight 22.5 dwt, length 7/8 and 1

A PAIR OF 18K GOLD AND DIAMOND DOORKNOCKER DAY/NIGHT EARRINGS, CIRCA 1970

AN 18K GOLD, RUBY, AND DIAMOND BRACELET: AN 18K GOLD, RUBY, AND DIAMOND BRACELET Set with circular-cut rubies and full-cut diamonds, approximate total diamond weight 3.30 carats, weight 74.6 dwt, length 7 in. For further information on

AN 18K GOLD, RUBY, AND DIAMOND BRACELET

TIFFANY & CO.: AN 18K GOLD NECKLACE, WEST GERMANY: TIFFANY & CO.: AN 18K GOLD NECKLACE, WEST GERMANY Composed of flattened curb links, weight 48.9 dwt, signed Tiffany & Co., Germany West, length 16 3/4 in. For further information on this lot

TIFFANY & CO.: AN 18K GOLD NECKLACE, WEST GERMANY

CHANEL: AN 18K GOLD, AMETHYST, AND DIAMOND RING, FRANCE: CHANEL: AN 18K GOLD, AMETHYST, AND DIAMOND RING, FRANCE Centering a large fancy-cut amethyst, measuring approximately 19.60 x 19.60 x 8.80 mm, with full-cut diamond accents, and twisted shank, weight

CHANEL: AN 18K GOLD, AMETHYST, AND DIAMOND RING, FRANCE

ELSA PERETTI FOR TIFFANY & CO.: AN 18K GOLD AND FRESHWATER CULTURED PEARL NECKLACE: ELSA PERETTI FOR TIFFANY & CO.: AN 18K GOLD AND FRESHWATER CULTURED PEARL NECKLACE The fine gold mesh collar necklace suspending freshwater cultured pearl fringe, the pearls ranging in size from

ELSA PERETTI FOR TIFFANY & CO.: AN 18K GOLD AND FRESHWATER CULTURED PEARL NECKLACE

ELSA PERETTI FOR TIFFANY & CO.: AN 18K GOLD AND JADE RING, HONG KONG: ELSA PERETTI FOR TIFFANY & CO.: AN 18K GOLD AND JADE RING, HONG KONG Centering a large bezel-set oval cabochon jade measuring approximately 20.00 x 17.00 mm, weight 11.6 dwt, signed Elsa Peretti,

ELSA PERETTI FOR TIFFANY & CO.: AN 18K GOLD AND JADE RING, HONG KONG

DAVID YURMAN: AN 18K GOLD AND DIAMOND NECKLACE: DAVID YURMAN: AN 18K GOLD AND DIAMOND NECKLACE Composed of flattened curb links set with full-cut diamonds, approximate total weight 1.75 carats, weight 36.1 dwt, signed DY for David Yurman, length

DAVID YURMAN: AN 18K GOLD AND DIAMOND NECKLACE

TIFFANY & CO.: AN 18K GOLD AND DIAMOND 'ETOILE' BANGLE BRACELET: TIFFANY & CO.: AN 18K GOLD AND DIAMOND 'ETOILE' BANGLE BRACELET The hinged bangle set with full-cut diamonds, with platinum bezels, weight 19.5 dwt, signed Tiffany & Co., interior circumference 6

TIFFANY & CO.: AN 18K GOLD AND DIAMOND 'ETOILE' BANGLE BRACELET

ELIZABETH LOCKE: AN 18K GOLD, MICROMOSAIC, AND TAHITIAN PEARL BROOCH: ELIZABETH LOCKE: AN 18K GOLD, MICROMOSAIC, AND TAHITIAN PEARL BROOCH Centering a micomosaic plaque depicting the Roman Forum, bezel-set in a hammered gold frame, set with Tahitian pearls, weight 36.9

ELIZABETH LOCKE: AN 18K GOLD, MICROMOSAIC, AND TAHITIAN PEARL BROOCH

BULGARI: AN 18K ROSE GOLD 'CABOCHON' RING, ITALY: BULGARI: AN 18K ROSE GOLD 'CABOCHON' RING, ITALY In a brushed gold finish, weight 8.2 dwt, signed Bulgari, approximately size 9 1/4. For further information on this lot please visit

BULGARI: AN 18K ROSE GOLD 'CABOCHON' RING, ITALY

ELIZABETH GAGE: AN 18K GOLD, ENAMEL, AND TOURMALINE RING, ENLAND: ELIZABETH GAGE: AN 18K GOLD, ENAMEL, AND TOURMALINE RING, ENLAND Centering an kite-shaped cabochon tourmaline measuring approximately 29.00 x 18.90 x 8.85 mm, bezel-set within a blue enamel border,

ELIZABETH GAGE: AN 18K GOLD, ENAMEL, AND TOURMALINE RING, ENLAND

POMELLATO: AN 18K GOLD BRACELET, ITALY: POMELLATO: AN 18K GOLD BRACELET, ITALY Composed of fancy links, weight 39.3 dwt, signed Pomellato, length 7 3/4 in. For further information on this lot please visit Bonhams.com For further

POMELLATO: AN 18K GOLD BRACELET, ITALY

HAMMERMAN BROTHERS: AN 18K GOLD AND DIAMOND BRACELET: HAMMERMAN BROTHERS: AN 18K GOLD AND DIAMOND BRACELET The textured gold links set with full-cut diamonds, approximate total weight 4.00 carats, weight 26.2 dwt, maker's mark for Hammerman Brothers,

HAMMERMAN BROTHERS: AN 18K GOLD AND DIAMOND BRACELET

AN 18K BI-COLOR GOLD, CORAL, AND DIAMOND RING: AN 18K BI-COLOR GOLD, CORAL, AND DIAMOND RING Centering a bezel-set oval cabochon coral measuring approximately 27.00 x 15.10 x 8.15 mm, with channel-set baguette-cut diamond accents, weight 16.7

AN 18K BI-COLOR GOLD, CORAL, AND DIAMOND RING

A GOLD, JADE, AND RUBY BRACELET: A GOLD, JADE, AND RUBY BRACELET The multistrand fancy link bracelet, joined to a large clasp set with a jade disc, and centering circular-cut rubies, weight 50.0 dwt, length 6 7/8 in. For further

A GOLD, JADE, AND RUBY BRACELET

A PAIR OF EMERALD AND DIAMOND PENDANT EARRINGS: A PAIR OF EMERALD AND DIAMOND PENDANT EARRINGS The pear-shaped cabochon emerald drops, each weighing 8.46 carats, suspended from a cascade of baguette, full, and pear-shape diamonds, approximate

A PAIR OF EMERALD AND DIAMOND PENDANT EARRINGS

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