Gatsby Jewellery Ltd has dated this piece to the 1920s.
Seven claws secure the centre stone is a coronet collet, with spear shaped shoulders set with three eight-cut diamonds either side. On a slim, D-shaped platinum shank.

Accompanied by an independent jewellery report from IGR (#30309827).
Cut – Old pear cut with eight-cuts in the shoulders.
Colour – The centre is light yellow (P). The diamonds in the shoulders are F to G.

Clarity – SI2. (VS2 to SI1 in the shoulders).
Carat – A known 1.29 carat in the centre with approximately 0.07 carat in the shoulders.
Circa – 1920.
Size – N (UK) or 6.5 (US). Complimentary sizing is available, can go up or down.

Measurements – The centre is approximately 8 x 5.75mm and sits 5.9mm from the finger.
Metal – Platinum. Tested.
Video – To view a video of this ring recorded in daylight, please copy / paste the following link into your browser: https://vimeo.com/847327232
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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