Gatsby Jewellery Ltd has dated this piece to the 1900s.

Cut - Old mine / miner cut.
Colour - G; near colourless.
Clarity - VS.
Carat - The total approximate weight is 1.20 carat.
Circa - 1900.
Size - T (UK) or 9 5/8 (US). Complementary sizing is available, can go up or down.
Measurements - The cluster of diamonds is 18.6mm by 5.5mm and sits 4mm from the finger.
Metal - 18k gold. Tested.
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