Gatsby Jewellery Ltd has dated this piece to the 1960s.
A delight.

Cut – Round brilliant cuts.
Colour – F to G.
Clarity – SI2 to I1.
Carat – Approximately 0.15 carat in the centre with a total approximate carat weight of 0.25.
Circa – 1965.
Size – J (UK) or 4 5/8 (US). Complimentary sizing is available, can be sized up or down.
Measurements – From the edge of one outer diamond to the other is 8.8mm. Sits 4.25mm from the finger.
Metal – 18k yellow gold and platinum. Stamped and tested.
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