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Lot 120
Vintage Circa 1940s Approx. 1.60 Carat Colombian Round Cut Emerald, 1.0 Carat Baguette Cut Diamond and Platinum Ring. Emerald with vivid color. Diamonds G-H color, VS2 clarity. Possibly stamped Plat. (rubbed). Good vintage condition. Ring size 5-1/4. Approx. weight: 5.3 grams. Shipping $28.00 (estimate $2200-$3200)
Lot 189
A sapphire and diamond cluster crossover dress ring in white gold or platinum, set with two oval cut blue sapphires, probably of Ceylon origin, each surrounded by a cluster of round cut diamonds, the two clusters arranged in a crossover manner with the twisted band. Ring size N / 7. Weight 6.1g.
Lot 599
A Diamond Two Stone Ring, vertically set round brilliant cut diamonds in claw settings, to diamond set shoulders, total estimated diamond weight 0.65 carat approximately, finger size NThe ring is in good to fair condition, the shank has been replaced and it is thinned at the shoulders. Not hallmarked or stamped, valued as platinum. The principal diamonds measure 4.5mm x 4.5mm x 2.4mm and 4.5mm x 4.5mm x 2.5mm approximately. The approximate qualities of the diamonds are; colour G/H, clarity VS1/VS2 and SI1/SI2. Gross weight 2.4 grams. Condition Report made 23rd March 2018.
Lot 657
A Sapphire and Diamond Three Stone Ring, a round cut sapphire in a rubbed over setting between eight-cut diamonds, to bypass scroll shoulders, total estimated diamond weight 0.05 carat approximately, finger size O The ring is in good condition. It is stamped 'PLAT & 9CT' valued and platinum and gold. The sapphire measures 4.5mm x 4.5mm approximately. The approximate qualities of the diamonds are; colour H/I, clarity VS1/VS2. Gross weight 2.5 grams. Condition Report made 23rd March 2018.
Lot 674
A Diamond Ring, five graduated round brilliant cut diamonds in claw settings, to knife edge shoulders, total estimated diamond weight 1.05 carat approximately, finger size O The ring is in good condition. It is stamped '18CT PLAT' and in our opinion would test as gold and platinum. Principal diamond weight 0.33 carat approximately. The approximate qualities of the diamonds are; colour G/H, clarity VS2/SI1. Gross weight 3.5 grams. Condition Report made 23rd March 2018.
Lot 688
A Three Stone Diamond Ring, graduated old cut diamonds in illusion settings, to knife edge shoulders, total estimated diamond weight 0.15 carat approximately, finger size I The ring is in good condition. It is stamped '18CT PLAT', valued as gold and platinum. The approximate qualities of the diamonds are; colour G/H, clarity VS1/VS2. Gross weight 2.0 grams. Condition Report made 23rd March 2018.
Lot 233
A Vivid Blue to Purple Art Deco-Style 9.15ct Colour-Change Natural Ceylon Sapphire & Diamond Ring, the square cushion-cut stone measuring 10.6 x 10.2 x 9.3 mm and set in platinum flanked by diamonds set to shoulders, size N, approx 6.2 gms, presented in a leather Harrods box. With Gem & Pearl Lab certificate nr 15475 dated 27th March 2018 stating no evidence of heat treatment and origin Sri Lanka. Transparent blue exhibiting a change of colour.
Lot 1293
A French invisibly-set sapphire and diamond dress ring, c.1940, of architectural design, set with a central line of circular-cut diamonds in platinum flanked with gold scrolls and invisibly-set calibré-cut sapphires to the shoulders, in polished yellow gold, French control marks, with inner re-sizers, size H ½ (approx.)
Lot 1314
An emerald and diamond three-stone ring, the emerald-cut emerald is set within long baguette-shaped shoulder diamonds in platinum and gold, size L Accompanied by report number 78146-81 dated 14th March 2018 from GCS, London stating that the emerald is natural with indications of minor clarity enhancement. Origin: Colombia
Lot 1316
A natural pearl and diamond-set ring, the natural pearl set with six baguette shaped diamonds to each shoulder in platinum, size R Accompanied by report number 78132-24 dated 6 December 2017 from GCS London stating that the cream pearl measures approximately 7.2 -7.4 x 5.6mm and is a natural saltwater pearl with no indications of treatment.
Lot 1361
An Art Deco sapphire and diamond ring, the emerald-cut sapphire is set with graduated baguette-shaped and circular-cut diamond shoulders in platinum, size R ½ Accompanied by report number 78132-25 dated 6 December 2017 from GCS London stating that the octagonal-cut sapphire weighs 8.50cts and is a natural sapphire with no indications of heat treatment. Origin: Burma
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