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AN UNHEATED RUBY AND DIAMOND CLUSTER RING in 18ct yellow gold, set with an oval cut ruby of 1.44 carats in a cluster of round brilliant cut diamonds, full British hallmarks, size M / 6.25, 3.5g. Accompanied by a gemmological report stating that the ruby is of Thai (Siam) origin with no indication of heat treatment.
A GROUP LOT OF EMERALD AND DIAMOND JEWELLERY in silver, comprising an emerald and diamond ring in gold, size P / 7.75, 6.0g, together with two emerald and diamond rings in silver, sizes K / 5.25 and P / 7.5, a sapphire and diamond ring in silver, size O / 7.25, and an emerald and diamond bracelet, 16.5cm, total weight 37.3g.
A CEYLON NO HEAT YELLOW SAPPHIRE AND DIAMOND RING in 18ct white gold, set with a cushion cut yellow sapphire of 5.02 carats in a border of single cut diamonds, full British hallmarks, size N1/2 / 7, 3.9g. Accompanied by a gemmological report stating that the sapphire is of Ceylon (Sri Lankan) origin with no indication of heat treatment.
AN ANTIQUE UNHEATED RUBY FIVE STONE RING in yellow gold, set with five cushion cut rubies all totalling 3.0-3.5 carats, accented by rose cut diamonds, no assay marks, size K / 5.25, 3.6g. Accompanied by a gemmological report stating that the rubies are of Thai / Cambodian origin with no indication of heat treatment.
AN UNHEATED RUBY AND DIAMOND THREE STONE RING in 18ct white gold, set with a cushion cut ruby of 1.16 carats between two round brilliant cut diamonds, partial British hallmarks, size M / 6.25, 3.7g. Accompanied by a gemmological report stating that the ruby is of Madagascan origin with no indication of heat treatment.
AN UNHEATED PINK SAPPHIRE AND DIAMOND CLUSTER RING in 18ct yellow gold, set with an oval cut pink sapphire of approximately 1.00 carat in a cluster of round brilliant cut diamonds, full British hallmarks, size L / 5.75, 3.9g. Accompanied by a gemmological report stating that the sapphire is of Madagascan origin with no indication of heat treatment.
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563972 item(s)/page