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 1910s.

Accompanied by an independent jewellery report from IGR (#30308080).
Cut – Old mine cuts.
Colour – The main diamonds are H to J. The smaller diamonds are H to I.
Clarity – The diamonds range from VS1 to SI1; all are clean to the naked eye.

Carat – The total approximate carat weight of the main three diamonds is 1.58, with a further approximate 0.34 carat of smaller diamonds.
Circa – 1915.
Size – P (UK) or 7.5 (US). Complimentary sizing is available, can be sized up or down.

Measurements – The ring is 26.1mm long and sits 6mm from the finger.
Metal – 18k yellow gold (hallmarked). The diamonds are in platinum (tested).
com/347890808
Gatsby Jewellery Ltd has dated this piece to the 1910s.
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