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 1910s.
Four claws at compass point secure the cushion shaped diamond in a very pretty low collet which leads to a skinny platinum shank set with eight (four each side) eight-cut diamonds. Mesmeric.

Accompanied by a diamond grading report from HRD Antwerp (#180000145810).
Cut – Old mine cut with eight-cuts in the shoulders.
Colour – I (G to H in the shoulders).
Clarity – VVS2 (VS1 to VS2 in the shoulders).

Carat – 1.23 carat in the centre (with a further approximate 0.07 carat in the shoulders).
Circa – 1920.
Measurements – The diamond is 6.51 x 6.36mm and sits 5mm from the finger.
Size – K (UK) or 5 1/8 (US). Complimentary sizing is available, can go up or down.
Metal – Platinum. Tested.
Gatsby Jewellery Ltd has dated this piece to the 1910s.
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