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 1920s.

Accompanied by an independent jewellery report.
Cut – Old mine cuts.
Colour – The centre stone is H. The outer stones are F to I.
Clarity – All the stones are clean; VS1 to SI1
Carat – The central diamond is approximately 0.80 carat with a total estimated diamond weight of 4.40 carat.

Circa – 1925.
Size – O (UK) or 7 (US). Complimentary sizing is available, can be sized up or down.
Measurements – The head of the ring is 21.9mm by 22mm and sits 11mm from the finger.
Metal – 18k gold and silver. Tested.
com/175751212
Gatsby Jewellery Ltd has dated this piece to the 1920s.
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