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 1920s.
An ART DECO large old cabacheon sapphire and rose cut diamond cluster ring set into Platinum. A very rare and high quality piece
HALLMARKS
Hallmarked platinum on the outside of the shank as per true French hallmarking

MEASUREMENTS
Sapphire- NATURAL; 7 x 9.5mm
Old rose cut diamonds;1-2mm, of which there are 26. Approximately 0.65ct +
Ring head diameter; 12.5 x 15mm
WEIGHT
4.2g
CONDITION
Good condition, no damage to the central sapphire at all. This is a lovely sapphire, with a beautiful cut, stunning colour. There is no evidence of heat treatment, this is a natural large sapphire. Not a reproduction.
RING SIZE
GB L US 6
Crispin Jewellery has dated this piece to the 1920s.
You can view the stock and full dealer information on the Crispin Jewellery Profile Page