Gatsby Jewellery Ltd has dated this piece to the 1950s.
The shank, crafted in 18k yellow gold, splits three ways at the shoulders which gives this impressive Mid Century ring real presence on the finger.

Accompanied by a Diamond Report from IGI (#550233112).
Cut – Old European cut.
Colour – I.
Clarity – SI1 (clean to the naked eye).
Carat – 1.72.
Circa – 1950.
Size – M 1/2 (UK) or 6.25 (US). Complimentary sizing is available, can be sized up or down.
Measurements – The diamond is 7.15 x 7.05mm. Sits 7.3mm from the finger.
Weight – 3.98 grams.
Metal – 18k gold. The diamond is set in platinum. Tested.
Gatsby Jewellery Ltd has dated this piece to the 1950s.
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