Gatsby Jewellery Ltd has dated this piece to the 1920s.

Accompanied by a sapphire report from The Gem & Pearl Laboratory stating the ruby shows no evidence of heating.
Cut:? Cushion cut ruby and eight-cut diamonds.
Colour:? The diamonds are F to G.
Clarity:? The ruby is eye-clean. The diamonds are SI1 to SI2; all are clean to the naked eye.

Carat:? The ruby is 2.65 carat, with a total approximate diamond weight of 0.56 carat.
Circa:? 1920.
Size:? M 1/2 (UK) or 6.25 (US). Free sizing available.
Measurements:? The ruby is 10.1 x 6.9mm. The head of the ring is 16.0 x 13.0mm sits 7.3mm from the finger.
Weight:? 5.23 grams.
Metal:? 18k yellow gold. Tested with a Niton DXL Precious Metal Analyzer.
Item # 6121112S130
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.
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