Art Deco 3.70 Carat Natural Unheated Sapphire & Diamond Cluster Ring, circa 1945

Utterly arresting. The natural and unheated sapphire of a deep, royal blue displays a quite mesmerising lustre. A total of twenty old cut diamonds surround the centre stone in a incredibly precise “U” gallery with double claws, leading a slim and tapering yellow gold shank. A magnificent coronet cluster.

Accompanied by a sapphire report from Gemmoligical Certification Services (GCS) stating the sapphire shows no indication of heating, and is of basaltic origin.

Cut – Oval cut sapphire and old eight-cut diamonds.

Colour – The diamonds are H to I.

Clarity – The sapphire is eye clean. The diamonds are VS2 to SI2 (all are clean to the naked eye).

Carat – The sapphire is approximately 3.70 carat. The total approximate diamond weight approximately 0.60 carat.

Circa – 1945.

Size – K (UK) or 5 1/8 (US). Complimentary sizing is available, can go up or down.

Measurements – The sapphire is 10.2 x 7.9mm. The head of the ring is 14.7 x 12.1mm and sits 4.9mm from the finger.

Metal – 18k yellow gold. Stamped.