Gatsby Jewellery Ltd has dated this piece to the 1950s.
The stones are mounted in a coronet setting which sits nice and low to the finger and leads to a slender 18k yellow gold shank.

Accompanied by an independent jewellery report from IGR (#30309633).
Cut – Oval cut sapphire. The diamonds are eight-cuts and old cut diamond.
Colour – The diamonds are G to J.
Clarity – The diamonds are SI1 to SI2.

Carat – The sapphire is approximately 5.27 carat, with a total approximate diamond weight of 0.96.
Circa – 1955.
Size – O (UK) or 7 (US). Complimentary sizing is available, can be sized up or down.
Measurements – The head of the ring is approximately 16.5 x 14.4mm and sits 6mm from the finger.
Metal – 18k yellow gold. Tested.
Gatsby Jewellery Ltd has dated this piece to the 1950s.
Gatsby jewellery are a husband and wife team who have years of knowledge and experience in dealing in fine antique jewellery.
You can view the stock and full dealer information on the Gatsby Jewellery Ltd Profile Page