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 1920s.
The platinum, spear-shaped shoulders are set with six (three each side) old cut diamonds of graduating size, leading to a slim, 18k yellow gold shank.

Accompanied by an independent jewellery report from IGR (#30308109).
Cut – Round cabochon sapphire and old mine cut diamonds.
Colour – The diamonds are F to K.
Clarity – The sapphire is VS. The diamonds are VS2 to SI1.

Carat – The sapphire is a known 5.14 carat, with a total approximate diamond weight of 0.16 carat.
Circa – 1925.
Size – N (UK) or 6.5 (US). Complimentary sizing is available, can be sized up or down.
Measurements – The sapphire is 10.3mm in diameter and sits 9.4mm from the finger.
Metal – Stamped 18CT & PLAT – 18k gold and platinum – and tests as such.
Gatsby Jewellery Ltd has dated this piece to the 1920s.
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