Gatsby Jewellery Ltd has dated this piece to the 1900s.
Cut:? The seven larger diamonds are old mine cuts.

Colour:? The diamonds range from H to J.
Clarity:? The diamonds range from VS1 ro SI2; all are clean to the naked eye.
Carat:? The centre is approximately 0.25 carat, with a total approximate carat weight of 1.32.
Circa:? 1910.
Measurements:? 26.7 x 24.2mm.
Weight:? 2.42 grams.
Metal:? The brooch is platinum. The pin is 9k white gold. Tested with a Niton DXL Precious Metal Analyzer.
Gatsby Jewellery Ltd has dated this piece to the 1900s.
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