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 1940s.
Astounding.

Cut - The diamond are old mine / miner cuts.
Colour - Diamond are G.
Clarity - Diamond are VS. Some internal flaws are visible in the tourmaline, but this is to be expected in stones of these dimensions.

Carat - The tourmaline is conservatively guaged at 125 (one hundred and twenty-five) carat. The opal is approximately 2.50 carat and the toal diamond weight is estimated at 2.00 carat.
Circa - 1940.
Condition - Excellent.
Measurements - 8cm by 7.5cm
Metal - 18k gold. Stamped.
Maker's Mark - K H
Gatsby Jewellery Ltd has dated this piece to the 1940s.
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