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.

Accompanied by an independent jewellery report.
Cut – Cushion shaped old cut diamond and oval cut sapphire. With baguette cut diamonds in the band.
Colour – The old cut diamond is K. The diamonds in the band are F to G.

Clarity – All the gems are graded as VS1 to VS2.
Carat – The diamond is 1.33 carat with a 1.40 carat sapphire. The total estimated weight of the baguette cuts is 0.65 carat.
Circa – 1925.
Size – L (UK) or 5.5 (US). Complimentary sizing is available, can go up or down.
Measurements – The diamond is approximately 5.75 x 6.25mm. The sapphire is approximately 5.75 x 6.25.
Metal – Stamped 10%IRID PLAT – platinum (and iridium) – 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