Gatsby Jewellery Ltd has dated this Art Deco Diamond Ring to the 1930s.
The statement shoulders are set with 10 (five each side) eight-cut diamonds with asymmetrical detailing, leading to a slim 18k gold shank.

Accompanied by a Diamond Identification Report from HRD Antwerp.
Cut: Old European cut in the centre, with eight-cut diamonds in the shoulders.
Colour: The centre is H. the sides are G to H.
Clarity: The centre is VS1. The sides are VS1 to VS2.

Carat: The centre is 0.54 carat, with a further approximate 0.05 carat in the shoulders.
Circa: 1930.
Size: L 1/2 (UK) or 5 7/8 (US). Free sizing available.
Measurements: The diamond is 4.94 x 5.07mm. Sits 5.25mm from the finger.
Weight: 2.27 grams.
Metal: 18k yellow gold. Tested with a Niton DXL Precious Metal Analyzer.
Gatsby Jewellery Ltd has dated this Art Deco Diamond Ring to the 1930s.
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