Gatsby Jewellery Ltd has dated this piece to the 1910s.

Accompanied by an independent jewellery report from WGI.
Cut:? Round cut sapphire. The main diamond is an old mine cut, with old mine cuts and rose cuts in the sides.
Colour:? The main diamond is I. The side diamonds range from H to I.

Clarity:? The sapphire is loupe clean. The main diamond is VS2. The side diamonds range from SI1 to SI2.
Carat:? The sapphire is approximately 0.50 carat. The main diamond is approximately 0.35 carat, with a further approximate 0.10 carat in the sides.

Circa:? 1910.
Size:? M 1/2 (UK) or 6 1/4 (US). Free sizing available.
Measurements:? The ring is 9.3mm at the widest point and sits 4.4mm from the finger.
Weight:? 3.03 grams.
Metal:? 18k rose gold and platinum. Tested with a Niton DXL Precious Metal Analyzer.
co.uk/products/belle-epoque-sapphire-old-cut-diamond-crossover-ring-circa-1910
Gatsby Jewellery Ltd has dated this piece to the 1910s.
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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