Gatsby Jewellery Ltd has dated this piece to the 1910s.
On a dainty knife-edge shank.

Accompanied by an independent jewellery report from IGR (#30309966).
Cut – Old European cut diamond in the centre with eight-cut diamonds in the shoulders.
Colour – I (H in the shoulders).
Clarity – VS2 (VS1 to VS2 in the shoulders).

Carat – 1.00 carat in the centre (with a further approximate 0.06 carat in the shoulders).
Circa – 1910.
Measurements – The diamond is 6.25 x 6.0mm and sits 5.5mm from the finger.
Size – M 1/2 (UK) or 6.25 (US). Complimentary sizing is available, can go up or down.
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/718655258
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.
You can view the stock and full dealer information on the Gatsby Jewellery Ltd Profile Page