Lot 574 , An unheated sapphire and diamond ring, mid 20th century

An unheated sapphire and diamond ring, mid 20th century, centring on a collet-set with an oval sapphire weighing approximately 3.00 carats, within a navette-shaped cluster set with brilliant-cut diamonds totalling approximately 0.90 carats, and two smaller sapphires, size M1/2, French import assay marks for gold, gross weight approximately 5 grams
£3,000-5,000

Condition:
Sapphire measuring approximately 7.7 x 7.2 x 7.0mm, calculated weight approximately 3.00 carats, some visible silk under magnification, subtle colour change, from rich blue in daylight to a bluish violet in incandescent light. Overall an attractive ring in good condition.

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