188 lots

LOT 501

Important Jewelry & Rare and Exotic G... New York, Grand Havana Room, Apr 25, 2001
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CartierGold and Diamond Clip BroochHaving a leaf design decorated with an old mine-cut diamond, approx. 0.40 ct., mounted in a textured 14K yellow gold mounting.Signed and numbered

Grading System: AA

USD 2,000 - 2,500

LOT 502

Important Jewelry & Rare and Exotic G... New York, Grand Havana Room, Apr 25, 2001
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Pair of Rare Bicolored Zoisites, otherwise known as TanzanitesThe larger being square and faceted, weighing 4.30 cts., exhibiting a primarily pink body color with yellow flashes, the other, triangular, faceted, weighing 1.63 cts. exhibiting a primarily yellow body color with pink flashes; both gemstones said to have been cut from the same piece of crystal rough.

Grading System:

USD 5,000 - 7,000

LOT 503

Important Jewelry & Rare and Exotic G... New York, Grand Havana Room, Apr 25, 2001
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Rare Peach-Colored ScapoliteRound, faceted, Portuguese-cut, weighing 23.53 cts.

Grading System:

USD 2,000 - 2,400

LOT 504

Important Jewelry & Rare and Exotic G... New York, Grand Havana Room, Apr 25, 2001
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Rare Purple ScapoliteOval, faceted, weighing 25.11 cts.Accompanied by AGL (American Gemological Laboratories) report #CS 34689 as follows:

Grading System:

USD 2,300 - 2,600

LOT 505

Important Jewelry & Rare and Exotic G... New York, Grand Havana Room, Apr 25, 2001
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Very Fine and Rare Gray Cat's Eye ChrysoberylRound, cabochon-cut, weighing 7.28 cts., exhibiting unusual gray body color with a sharp, strong chatoyancy.Accompanied by GIA (Gemological Institute of America) report #11242336, stating that this is a gray, translucent cat's eye (chatoyant) chrysoberyl.

Grading System:

USD 35,000 - 40,000

LOT 506

Important Jewelry & Rare and Exotic G... New York, Grand Havana Room, Apr 25, 2001
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Very Fine and Rare Green Cat's Eye ChrysoberylOval, cabochon-cut, weighing 4.58 cts., exhibiting an unusual green body color and a sharp, strong chatoyancy.Accompanied by AGL (American Gemological Laboratories) report #CS 34646, as follows:

Grading System:

USD 12,000 - 16,000

LOT 507

Important Jewelry & Rare and Exotic G... New York, Grand Havana Room, Apr 25, 2001
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Rare Montana Sapphire and Diamond Brooch, circa 1910Circle pin containing 8 round, faceted Montana sapphires that have a total weight of approx. 11 cts. set within two rows of interwoven old European - and old Swiss-cut diamonds, mounted in platinum and 18K yellow gold.Accompanied by AGL (American Gemological Laboratories) report #CS 33229 as follows:

Grading System:

USD 10,000 - 15,000

LOT 508

Important Jewelry & Rare and Exotic G... New York, Grand Havana Room, Apr 25, 2001
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Exceptionally Rare Purple Star Sapphire Brooch, circa 1880Designed as a turtle, the shell or body made from an oval, cabochon-cut purple star sapphire weighing approx. 82 cts., the outer edge, feet, tail, and head all set with rose-cut diamonds, mounted in 18K yellow gold.NumberedAccompanied by Gübelin report # 9907066 stating that the star sapphire is of Sri Lankan (Ceylon) origin, with no indications of thermal treatment.

Grading System:

USD 20,000 - 30,000

LOT 509

Important Jewelry & Rare and Exotic G... New York, Grand Havana Room, Apr 25, 2001
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Extraordinary RhodochrositeOval, faceted, weighing 25.55 cts.Accompanied by AGL (American Gemological Laboratories) report # CS 34645, as follows:

Grading System:

USD 13,000 - 16,000

LOT 510

Important Jewelry & Rare and Exotic G... New York, Grand Havana Room, Apr 25, 2001
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South Sea Cultured Pearl and Diamond Ear PendantsThe top of each earring decorated with a white pearl that measures approx. 12.3 mm in diameter, within a frame of diamonds that forms a free-hanging drop which frames a fancy gold-colored pearl that measures approx. 14.8 mm in diameter, the diamonds having a total weight of approx. 3.50 cts., mounted in platinum.

Grading System: AA

USD 8,000 - 10,000

LOT 511

Important Jewelry & Rare and Exotic G... New York, Grand Havana Room, Apr 25, 2001
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Cultured Baroque Pearl and Diamond EarringsEach set with a cultured baroque pearl measuring approx. 16.5 mm to 17.1 mm accented by an old mine-cut diamond weighing approx. 0.10 ct., bezel set in 18K yellow gold with 14K yellow gold backs.

Grading System: AA

USD 2,500 - 3,500

LOT 512

Important Jewelry & Rare and Exotic G... New York, Grand Havana Room, Apr 25, 2001
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BulgariDiamond Clip Brooch, circa 1960Set with baguette-, pear-, marquise-, and round, brilliant- and single-cut diamonds having a total weight of approx. 15 cts. for all of the diamonds (one baguette is missing), mounted in platinum.Signed

Grading System: AA

USD 30,000 - 35,000

LOT 513

Important Jewelry & Rare and Exotic G... New York, Grand Havana Room, Apr 25, 2001
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Diamond Ear ClipsHaving a flower and ribbon design set with round, single-cut diamonds, mounted in 18K white gold.With Italian hallmark

Grading System: A

USD 1,000 - 1,400

LOT 514

Important Jewelry & Rare and Exotic G... New York, Grand Havana Room, Apr 25, 2001
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Diamond EarringsEach set with two old mine-cut diamonds, having a total weight of approx. 1.90 cts., in 14K yellow and white gold.

Grading System: A

USD 2,400 - 2,800

LOT 515

Important Jewelry & Rare and Exotic G... New York, Grand Havana Room, Apr 25, 2001
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Sapphire and Diamond RingCentering an oval, faceted sapphire that weighs approx. 3 cts., flanked by trilliant-cut diamonds that have a total weight of approx. 0.80 ct., mounted in platinum.With maker's mark

Grading System: A

USD 3,800 - 4,200

LOT 516

Important Jewelry & Rare and Exotic G... New York, Grand Havana Room, Apr 25, 2001
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Sapphire and Diamond Ring, circa 1918High, square crown having delicately engraved sides, the top centrally set with an old mine-cut diamond weighing approx. 0.45 ct., the corners each decorated with a round, faceted sapphire, having a total weight of approx. 1.50 cts., mounted in platinum.

Grading System: A

USD 1,000 - 1,400

LOT 517

Important Jewelry & Rare and Exotic G... New York, Grand Havana Room, Apr 25, 2001
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Sapphire and Cultured Pearl NecklaceComposed of three graduated strands of sapphire beads having a total weight of approx. 800 cts., accented with 50 randomly placed cultured pearls that measure from approx. 6.1 mm to 7.3 mm, completed by an enameled clasp decorated with a foil-backed sapphire and rose-cut diamonds, mounted in 22K yellow gold, measuring approx. 22 inches (55.9 cm).

Grading System: AA

USD 8,000 - 10,000

LOT 518

Important Jewelry & Rare and Exotic G... New York, Grand Havana Room, Apr 25, 2001
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Dick DumasLarge Emerald and Diamond Pendant / BroochCentering a large baroque cabochon-cut emerald weighing approx. 61 cts., held in yellow gold and bordered by a band of round, brilliant-cut diamonds having a total weight of approx. 2.50 cts., framed by an open, multi-looped border, in 18K yellow gold.

Grading System: AA

USD 10,000 - 14,000

LOT 519

Important Jewelry & Rare and Exotic G... New York, Grand Havana Room, Apr 25, 2001
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Long Cultured Pearl NecklaceComposed of 205 cultured pearls measuring approx. 7.5 mm to 8 mm in diameter, accented with 16, 14K yellow gold spheres, measuring approx. 70 inches (178 cm).

Grading System: AA

USD 3,000 - 6,000

LOT 520

Important Jewelry & Rare and Exotic G... New York, Grand Havana Room, Apr 25, 2001
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Boucheron, ParisEmerald, Sapphire and Diamond SuiteConsisting of a brooch, clip earrings and ring, all similarly designed from heavily textured gold, each randomly set with round, faceted sapphires and emeralds and round, brilliant-cut diamonds (one stone is chipped), mounted in 18K yellow and white gold.Signed, numbered and with French hallmarks

Grading System: AA

USD 5,000 - 6,000