Gatsby Jewellery Ltd has dated this piece to the 1930s.
The shoulders are set with six (three each side) eight-cut diamonds of descending sides, rubover set in milgrained platinum., which leads to a nicely substantial platinum shank.

Accompanied by an independent jewellery report from IGR.
Cut:? Old European cut in the centre, with eight-cuts in the surround.
Colour:? J in the centre. The smaller diamonds are I to J.
Clarity:? The centre is VVS2. The smaller diamonds range from VS1 to VS2.

Carat:? The centre is approximately 0.80 carat, with a further approximate 0.16 carat in the shoulders.
Circa:? The diamond is circa 1930, in a new setting.
Size:? P (UK) or 7 1/2 (US). Free sizing available.
Measurements:? The diamond is approximately 5mm in diameter and sits 5.6mm from the finger.
Weight:? 4.73 grams.
Metal:? Platinum. Tested with a Niton DXL Precious Metal Analyzer.
Gatsby Jewellery Ltd has dated this piece to the 1930s.
Gatsby jewellery are a husband and wife team who have years of knowledge and experience in dealing in fine antique jewellery.
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