Gatsby Jewellery Ltd has dated this piece to the 1940s.

Accompanied by a ruby report from The Gem & Pearl Laboratory stating the ruby shows no evidence of heat treatment.
Cut – Oval mixed cut ruby with old mine cut diamonds either side and eight-cut diamonds in the shoulders.

Colour – The diamonds are I to J.
Clarity – The ruby is SI. The diamonds are VS1 to VS2.
Carat – The ruby is approximately 0.70 carat. Each of the main diamonds is approximately 0.50 carat with an additional (approx.) 0.08 carat in the shoulders.

Circa – 1940.
Size –H 1/2 (UK) or 4 (US). Complimentary sizing is available, can be sized up or down.
Measurements – From the edge of one outer diamond to the other is 16.6mm. Sits 5.9mm from the finger.
Metal – 18k white and yellow gold. Tested.
Video – To view a video of this ring recorded in daylight, please copy / paste the following link into your browser: https://vimeo.com/417141110
Gatsby Jewellery Ltd has dated this piece to the 1940s.
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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