It was listed by Gatsby Jewellery Ltd. Sold pieces stay on Sellingantiques as a record of what has passed through, and the next one is rarely far away.
Gatsby Jewellery Ltd has dated this piece to the 1900s.
Mounted in a specially made "double crown" gallery; a playful ring which is seriously well made. We will never, ever find another one like this...

Cut - Round cut amethyst and rose cut diamonds
Colour - Diamonds are I colour.
Clarity - Amethyst is clean and clear. Diamonds are SI.
Carat - Impossible to weigh the amethyst accurately without destroying the ring, but we gauge it at approximately 25 carat. Total estimated diamond weight is 0.73 carat.

Circa - Fully date marked from the London Assay office, 1908.
Condition - Some light scratches to the gold consistent with the ring's age. Can easily be polished out if you prefer.
Size - Currently G 1/2 (UK) or 3 3/8 (US). Complementary sizing is available, can be sized up or down.
Measurements - The amethyst, included the setting, measures 24.6mm by 24.6mm and sits 12.5mm from the finger.
Metal - Fully hallmarked 18k gold.
Maker's Mark - JG
Gatsby Jewellery Ltd has dated this piece to the 1900s.
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