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.

Cut – The sapphire is a faceted round cut. The diamonds are old mine / miner cuts.
Colour – Diamond are G.
Clarity – All stones are clean to the naked eye.
Carat – The sapphire is approximately 1.35 carat, with an estimated 0.52 carat of diamonds
Circa – 1910.
Measurements – From the top of the bow to bottom of the sapphire is 39mm. The chain is 14 inches.
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