Gatsby Jewellery Ltd has dated this piece to the 1940s.
The centre stone is secured in an eight claw coronet collet which sits between wide, reverse taping shoulders set with four (two either side) chunky old European cut diamonds.

Accompanied by an independent jewellery report from IGR (#30308318).
Cut – Transitional cut in the centre with old European cuts in the shoulders.
Colour – L in the centre with H to I in the shoulders.
Clarity – VS2 in the centre. The diamonds in the shoulders are VS1 to VS2.

Carat – Approximately 1.02 carat in the centre with a further approximate 0.90 carat in the shoulders.
Circa – 1945.
Size – L (UK) or 5.5 (US). Complimentary sizing is available, can be sized up or down.

Measurements – The diamond is 6.65 x 6.65mm and sits 6.3mm from the finger
Metal – 18k white gold. Tested.
Video – To view a video of this ring recorded in daylight, please copy / paste the following link into your browser: https://vimeo.com/451113544
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