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 1940s.
Twenty white eight-cut diamonds surround the sapphire in a finely crafted, but unfussy, platinum mount.

Accompanied by a sapphire report from Gemmoligical Certification Services (GCS) stating the sapphire shows no indication of heating, and is Sri Lankan (Ceylon) in origin.
Cut – Oval cut sapphire and eight-cut diamonds.

Colour – The diamonds are G.
Clarity – The sapphire is SI1; clean to the naked eye. The diamonds are VS1.
Carat – The sapphire is 6.93 carat. The total approximate diamond weight is 0.60 carat.
Circa – 1940.

Size – G (UK) or 3 3/8 (US). Complimentary sizing is available, can go up or down.
Measurements – The sapphire is 12.27 x 8.61mm. The head of the ring is 17.6 x 13.9mm and sits 6.5mm from the finger.
Metal – Stamped PLAT – platinum – as tests as such.
Video - To view a video of this ring in daylight, please copy / paste the following link into your browser: https://vimeo.com/269901097
Gatsby Jewellery Ltd has dated this piece to the 1940s.
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