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 1930s.
Masterful.

Accompanied by an independent jewellery report.
Cut – Emerald cut sapphire; old cut and rose cut diamonds.
Colour – Diamonds are G to I.
Clarity – The sapphire is loupe clean. The diamonds are SI1.
Carat – The sapphire is 8.14 carat. The total approximate diamond weight is 0.58 carat.

Circa – 1935.
Size – M 1/2 (UK) or 6.25 (US). Complementary sizing is available, can be sized up or down.
Measurements – The sapphire is 12.6mm by 10.2mm. The ring sits 8.2mm from the finger.
Metal – Platinum. Tested.
Video - To view a video of this ring in daylight, please copy / paste the following link into your browser: https://vimeo.com/175751062
Gatsby Jewellery Ltd has dated this piece to the 1930s.
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