Gatsby Jewellery Ltd has dated this piece to the 1920s.
The stone is secured in an eight-claw platinum collet with stylised heart detailing in the gallery. Three baguette cut diamonds in each shoulder of reverse graduating sizes step down to a slim platinum shank.

Accompanied by a diamond report from IGI.
Cut:?Old mine cut, with baguette cuts in the shoulders.
Colour: The centre is J. The sides are H to I.
Clarity: The centre is VVS2. The sides range from VS2 to SI1; all are eye-clean.

Carat: The centre is 3.13 carat, with a further approximate 0.60 carat in the shoulders.
Circa: 1925.
Size: M (UK) or 6 (US). Free sizing available.
Measurements: The diamond is 8.78 x 8.66mm and sits 8.3mm from the finger.

Weight: 5.07 grams.
Metal: Stamped PLAT indicating platinum, and tested with a Niton DXL Precious Metal Analyzer to confirm.
Video: To view videos of this ring recorded in daylight, please copy / paste the following link into your browser: https://gatsbyjewellery.co.uk/products/art-deco-3-13-carat-old-cut-diamond-engagement-ring-circa-1925
Item # 513713S438
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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