AgAu Jewellery has dated this piece to the 1930s.
The sparkling round cut diamond is set on an 18ct yellow gold shank stamped 18ct.
The superb diamond is VS1 clarity and colour H.
The ring is UK size P1/2 US 8.25, weighs 3g and in very good condition.
Please note the mark to the outside of the shank on pic 1 is reflection and the shank is not marked.
AgAu Jewellery has dated this piece to the 1930s.
Agau jewellery offer an extensive range of 9ct and 18ct gold jewellery.
You can view the stock and full dealer information on the AgAu Jewellery Profile Page