It was listed by Crispin Jewellery. Sold pieces stay on Sellingantiques as a record of what has passed through, and the next one is rarely far away.
Crispin Jewellery has dated this piece to the Edwardian era.
HALLMARKS
Not Hallmarked but tested as
MEASUREMENTS
Old cut diamonds; 2mm. These are chunky bright stones with size and character variation, one does have a small chip seen under 20x loupe

These are all bright and sparkly stones, and a lovely traditional halo cluster design
Ring head; 11mm
Natural cushion cut green tourmaline; 6mm. This is a lovely deep olive green, it does have a small amount of surface wear, but beautiful colour and rare stone.
WEIGHT
3g
CONDITION
Fair condition, wear commensurate of age. A beautiful and sought after traditional design. Not a reproduction.
RING SIZE
GB N US 6 3/4
Crispin Jewellery has dated this piece to the Edwardian era.
You can view the stock and full dealer information on the Crispin Jewellery Profile Page