Gatsby Jewellery Ltd has dated this piece to the 1920s.
The stone is secured in a four claw setting with an open gallery, allowing maximum light to pass through the diamond. Six (three each side) eight-cut diamonds are set in the slightly raised shoulders, leading to a slim knife edge shank.

Accompanied by a diamond report from IGI (#407966377).
Cut – Old mine cut with eight-cuts in the shoulders.
Colour – I (F to G in the shoulders).
Clarity – VS1 (VS1 to VS2 in the shoulders).
Carat – 1.20 (with a further estimated 0.09 carat in the shoulders).
Circa – 1920.
Measurements – The diamond is 6.50 x 6.18mm. Sits 5.9mm from the finger.
Size – M (UK) or 6 (US). Complimentary sizing is available, can go up or down.
Metal – Platinum. Tested.
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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