Gatsby Jewellery Ltd has dated this piece to the 1960s.
A further two eight-cut diamonds are set in the wide shoulders which also feature decorative etching and milgraining, conforming to a slender 18k white gold shank.

Cut – Old European cut in the centre, with eight-cuts in the surround and in the shoulders.
Colour – The centre is H. The remaining diamond are G to I.
Clarity – The centre is SI2. The remaining diamonds are VS2 to SI1.

Carat – The centre stone is approximately 0.20 carat, with a further approximate 0.07 carat in the surround and shoulders.
Circa – 1960.
Size – O (UK) or 7 (US). Complimentary sizing is available, can be sized up or down.

Measurements – The centre stone is approximately 3.8mm in diameter. The head of the ring is 7.1 x 7.6mm and sits 3.3mm from the finger.
Metal – Stamped 18CT PLAT – indicating 18k yellow gold and platinum – and tests as such
Gatsby Jewellery Ltd has dated this piece to the 1960s.
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