Lot 705 , A sapphire and diamond ring, mid 20th century

A sapphire and diamond ring, mid 20th century, collet-set with an oval sapphire weighing approximately 4.31 carats, within a border of single-cut diamonds totalling approximately 0.30 carats, size P, gross weight approximately 5 grams

Accompanied by report no. 20822 from the Gem & Pearl Laboratory, stating that the sapphire measuring approximately 11.2 x 8.5 x 6.6mm and stated to weigh 4.31 carats is of Sri Lankan (Ceylon) origin, with no indications of heat treatment
£4,000-6,000

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