Gatsby Jewellery Ltd has dated this piece to the 1920s.
Spear-shaped platinum shoulders lead to a slim, 18k rose gold shank.

Accompanied by a sapphire report from The Gem & Pearl Laboratory stating the sapphire shows no indications of heating, and is Sri Lankan (Ceylon) in origin..
Cut – Rectangular mixed cut sapphire with old European cuts in the shoulders.

Colour – The diamonds are G to H.
Clarity – The sapphire is eye clean. (The diamonds are VS1.)
Carat – The sapphire is 7.02 carat (with a total approximate diamond weight of 0.32 carat.)
Circa – 1920.
Size – R 1/2 (UK) or 8 7/8 (US). Complimentary sizing is available, can go up or down.

Measurements – The sapphire is 11.2 x 9.4mm. Sits 7.5mm from the finger.
Metal – 18k rose gold and 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/837579552
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.
You can view the stock and full dealer information on the Gatsby Jewellery Ltd Profile Page