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 in a eight claw collet above a simple double gallery, leading to a slim and simple platinum shank set with six (three either side) eight-cut diamonds in the shoulders. Absolutely stunning.

Accompanied a diamond grading report from HRD Antwerp (#180000021729).
Cut – Old mine cut in the centre, with eight-cut diamonds in the shoulders.
Colour – H.
Clarity – SI1 (the diamonds in the shoulders are VS1 to VS2).

Carat – 1.51. With an additional approximate 0.09 carat in the shoulders.
Circa – 1920.
Measurements – The diamond in the centre is 6.62 x 6.83mm. Sits 5.3mm from the finger.
Size – M 1/2 (UK) or 6.25 (US). Complimentary sizing is available, can go up or down.
Metal – Platinum. French hallmarks.
Video – To view a video of this ring recorded in natural light, please copy / paste the following link into your browser: https://vimeo.com/316524344
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