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AN ANTIQUE DIAMOND AND PEARL MOURNING LOCKET RING, 19TH CENTURY in high carat yellow gold in silver, set with a rose cut diamond within a border of pearls, between high relief foliate decorated shoulders, with inset glass locket panel to the reverse of the head of the ring, unmarked, size M / 6, 2.0g.
A CEYLON NO HEAT SAPPHIRE AND DIAMOND RING in 18ct yellow gold, set with a cushion cut blue sapphire of 3.65 carats within a border of round cut diamonds totalling 1.5-1.7 carats, full British hallmarks, size N / 7, 5.5g. Accompanied by a gemological report stating that the sapphire is of Ceylon (Sri Lanka) origin with no indications of heat treatment.
AN ANTIQUE UNHEATED PINK SAPPHIRE AND DIAMOND SWEETHEART RING in high carat yellow gold and silver, set with a pear cut pink sapphire of 1.50 carats within a border of old cut diamonds, surmounted by a ribbon and bow motif, unmarked, size M / 6, 5.1g. Accompanied by a gemological report stating that the pink sapphire is of Madagascan origin with no indications of heat treatment.
A 1.39 CARAT FANCY YELLOW DIAMOND CLUSTER RING in 18ct yellow gold, set with an old European cut fancy yellow diamond in a cluster of old cut diamonds, full British hallmarks, size M / 6, 4.88g. Accompanied by a gemological report from the GIA stating that the diamond of 1.39 carats is of fancy yellow colour, with natural colour origin.
A CEYLON NO HEAT COLOUR CHANGE SAPPHIRE AND DIAMOND RING in yellow gold, set with a cushion cut colour change sapphire of 5.20 carats within a border of round cut diamonds totalling 1.1-1.4 carats, unmarked, size M / 6.25, 4.8g. Accompanied by a gemological report stating that the sapphire is of Ceylon (Sri Lanka) origin, with no indications of heat treatment, and exhibits colour change from blue in daylight, to purple in incandescent light.
A 1.83 BURMA NO HEAT RUBY AND DIAMOND THREE STONE RING, CIRCA 1950 in 18ct yellow gold and platinum, set with a cushion cut ruby of 1.83 carats, between two round cut diamonds totalling 2.02 carats, unmarked, size L / 6, 4.4g. Accompanied by a gemological report stating that the ruby is of Burmese (Myanmar) origin with no indications of heat treatment.
AN EMERALD AND ONYX PANTHERE RING, CARTIER in 18ct yellow gold, designed as two interlocking panthers set with round cut emerald eyes and polished onyx noses, signed Cartier and numbered, French assay marks, size K / 5, 15.4g. For an identical ring see Sotheby's London, 5 June 2019, Fine Jewels, lot 82, realised GBP 3750.
AN UNHEATED RUBY AND DIAMOND RING in 18ct yellow gold, set with an oval cut ruby of 2.04 carats within a border of old cut diamonds totalling 1.8 carats, unmarked, size N / 6.75, 5.4g. Accompanied by a gemological report stating that the ruby is of Thai (Siam) origin, with no indications of heat treatment.
AN ANTIQUE HARIWORK AND JET MOURNING LOCKET RING, 19TH CENTURY in high carat yellow gold, set with a central rectangular glass covered locket panel with inset woven hairwork, within a border of round black jet cabochons, with high relief foliage to the shoulders, the reverse with engraved inscription 'June Forrest Obt 12 Dec 1819 Ae 39 years', unmarked, size M / 6.25, 3.7g.
A BURMA NO HEAT RUBY AND DIAMOND RING in 18ct yellow gold, set with an oval cut ruby of 1.38 carats within a border of old cut diamonds totalling 0.7-0.8 carats, French assay marks, size N / 7, 4.6g. Accompanied by a gemological report stating that the ruby is of Burmese (Myanmar) origin, with no indications of heat treatment.
A 6.38 CARAT DIAMOND RING set with an asscher cut diamond of 6.38 carats between two triangular step cut diamonds, all totalling 7.77 carats, tests as 18ct white gold, stamped 750, stamped 1.39 6.38ct, size N / 6.5, 7.3g. Accompanied by a gemmological report stating the diamond of 6.38 carats is I colour, VS1 clarity.
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566841 item(s)/page