A Pillar Set Diamond Ring

A 14ct white gold ring with a central early brilliant cut diamond of estimated weight 0.50ct (graded in the mount as H-I colour and SI clarity) in a raised four pillar setting with double claws each shoulder claw set with two diamonds (4=0.08ct I-J VS-SI graded in mount) extending to a knife-edged plain band marked inside the band ''14k''.
Estimated Diamond Weight: 0.58ct
Total weight: 2.2 grams approx
Band width: 1.6mm
Age: C1940