Diamond approx. 0.91 ct, colour and clarity F-G/VS according to certificate from SGL, setting height measures 12.2 mm, width 9.3 mm, ring shank height 3.1 mm, width 2.5 mm, ring size 18/56.52, weight approx. 11.3 grams, certificate from SGL included.
The diamond is slightly loose in its setting, but it remains secure.