A 900‰ platinum ring, set with a rectangular-cut, step-cut s - Lot 88

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Lot n° 88
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Estimation :
20000 - 30000 EUR
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A 900‰ platinum ring, set with a rectangular-cut, step-cut s - Lot 88
A 900‰ platinum ring, set with a rectangular-cut, step-cut sapphire, shouldered by two baguette-cut diamonds. French work, circa 1940. Sapphire weight: 15.99 carats Diamond weight approx. 0.50 carat Finger size 54 Traces of use Gross weight 11.40 g Certificate from the Laboratoire Français de Gemmologie n°423293 dated 3/02/2026 Identification : Sapphire (Natural Corundum) Treatment: NTE - No thermal modification observed Geographical origin: Sri Lanka (Ceylon) Shape/Size: Rectangular with cut sides-A degrees Dimensions: 14.05 x 12.77 x 8.58 mm Mass: 15.99 ct Opacity: Transparent.
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