A 2.89ct Untreated Ceylon Sri Lankan Blue Sapphire - GFCO Certified

Description

A 2.89ct Untreated Ceylon Sri Lankan Blue Sapphire - GFCO Certified

1108

A 2.89ct Untreated Ceylon Sri Lankan Blue Sapphire - GFCO Ce

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Estim. 10 000 - 15 000 GBP

AN ANTIQUE CEYLON NO HEAT MULTICOLOUR SAPPHIRE, SPESSARTINE GARNET AND DIAMOND NEGLIGEE NECKLACE, EARLY 20TH CENTURY in platinum and yellow gold, set with a cushion cut spessartine garnet of approximately 5.81 carats, suspending two drops set with an oval cut blue of approximately 5.80 carats and a cushion cut yellow sapphire of approximately 5.48 carats, accented by rose cut diamonds, suspended from an trace chain, no assay marks, 47.0cm, 16.1g. Accompanied by a fitted box and a facsimile GIA report stating that the sapphires are of Ceylon (Sri Lankan) origin with no indication of heat treatment.

Estim. 3 000 - 5 000 GBP

A CEYLON NO HEAT SAPPHIRE AND DIAMOND BALLERINA RING set with an oval cut sapphire of 2.39 carats in a border of round brilliant and tapered baguette cut diamonds, the diamonds totalling 2.19 carats, inscribed 2.39 D2.19, stamped Pt900, size K1/2 / 5.5, 13.7g. Accompanied by a facsimile gemmological report stating that the sapphire is of Ceylon (Sri Lankan) origin with no indication of heat treatment.

Estim. 10 000 - 15 000 GBP

A CEYLON NO HEAT COLOUR CHANGE SAPPHIRE, DIAMOND AND ENAMEL CLUSTER RING set with a pear cut sapphire of approximately 4.50 carats in a cluster of round cut diamonds, accented by blue enamel, stamped 14K, size R / 8.75, 8.1g. Accompanied by a facsimile GIA report stating that the sapphrie is of Ceylon (Sri Lankan) origin with no indication of heat treatment, with a blue to violet colour change.

Estim. 15 000 - 20 000 GBP

GARRARD, A CEYLON NO HEAT PADPARADSCHA SAPPHIRE AND DIAMOND CLUSTER RING in 18ct gold and platinum, set with an oval cut sapphire of 1.59 carats in a cluster of round brilliant cut diamonds, the band accented by further diamonds, the diamonds all totalling 0.60 carats, signed Garrard, full British hallmarks, size I1/2 / 4.5, 5.2g.Accompanied by a facsimileGarrard insurance valuation and certificate of authenticity and a facsimile GIA report stating that the sapphire is of Ceylon (Sri Lankan) origin with no indication of heat treatment.

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