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.

Clear French hallmarks indicateding 18k gold and platinum.
Cut - Single cut diamond in the centre with rose cuts in the shoulders.
Colour - H.
Clarity - VS
Carat - Total is approximately 0.10 carat
Circa - 1920.

Condition - Excellent.
Size - Currently M (UK) or 6 (US). Complementary sizing is available, can go up or down.
Measurements - The cluster is 6.2mm by 11.8mm and sits 3.5mm
Metal - 18k white gold and platinum. French hallmarked.
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