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 1960s.
The centre is set in a six-claw collet and surrounded by six round brilliant cuts and six baguette cuts in a high, wired gallery leading to a substantial four-wire shank.

Accompanied by a diamond grading report from HRD Antwerp (#180000145815).
Cut –Old European cut diamond in the centre with round brilliant cuts and baguette cuts in the surround.
Colour – I in the centre. The surrounding stones are G to H.

Clarity – I1 in the centre (the stone is clean to the naked eye). The surrounding stones are VS2 to SI2 (again, all are clean to the naked eye).
Carat – The centre stone is 1.04 carat, with a further approximate 1.20 carat in the surround.

Circa – 1965.
Measurements – The diamond is 6.32 x 6.43mm. The head of the ring is 14.7 x 15.6mm and sits 11.3mm from the finger.
Size – S (UK) or 9 1/8 (US). Complimentary sizing is available, can go up or down.
Metal – Platinum. French hallmarks.
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