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Auction: 26052 - Jewellery & Objets de Vertu
Lot: 13

AN UNHEATED SAPPHIRE AND DIAMOND RING
1996
Set with an oval natural unheated blue sapphire in a bezel setting within a halo of twelve claw-set round brilliant-cut diamonds.
Continental marks
Import hallmarks for 1996
Stamped 750
Size/dimensions: ring size M (US 6 1/2)
Gross weight: 4.93g


Accompanied by GCS report no. 5787-0592 dated 3rd November 2026, stating basaltic deposit origin, unheated sapphire approx. 1.30ct.


The unheated sapphire is of deep blue colour, with minimal wear to the facet edges. The diamonds are all present, well matched, and securely set, with a total estimated diamond weight of approximately 0.36ct. The mount shows signs of wear consistent with age, and the piece is offered in very good overall condition.


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Estimate
£500 to £600

Starting price
£400