It was listed by Gatsby Jewellery Ltd. Sold pieces stay on Sellingantiques as a record of what has passed through, and the next one is rarely far away.
Gatsby Jewellery Ltd has dated this piece to the 1940s.

Accompanied by an independent jewellery report.
Cut – Round brilliant.
Colour – H.
Clarity – SI1.
Carat – Approximately 0.55 carat.
Circa – 1945.
Size – N (UK) or 6.5 (US). Complimentary sizing is available, can be sized up or down.

Measurements – The diamond is 5.3mm in diameter and sits 4.1mm from the finger.
Metal – 18k yellow gold and platinum.
com/137085362
Gatsby Jewellery Ltd has dated this piece to the 1940s.
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