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.
The stone is secured by four claws set at the compass points, with fine geometric detailing in the gallery. Eight (four each side) eight-cut diamonds are set in the milgrained shoulders, leading to a slim platinum shank.

Accompanied by a diamond report from IGI (#407966442).
Cut – Old mine cut with eight-cuts in the shoulders.
Colour – I (F to G in the shoulders).
Clarity – SI1 (VS1 to VS2 in the shoulders).
Carat – 1.24 (with a further estimated 0.08 carat in the shoulders).

Circa – 1920.
Measurements – The diamond is 6.44 x 6.43mm. Sits 6mm from the finger.
Size – L 1/2 (UK) or 5 7/8 (US). Complimentary sizing is available, can go up or down.
Metal – Platinum. Tested.
Video – To view a video of this ring recorded in daylight, please copy / paste the following link into your browser: https://vimeo.com/459391852
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