A platinum amethyst and diamond cluster ring

A platinum amethyst and diamond cluster ring, a circular mixed cut amethyst, claw set, to surround of eight cut diamonds grains set to scalloped edge, with pierced gallery, chenier shoulders and a plain shank, marked PLAT, head 15mm diameter, 3.91g
Sold for £400

Condition report:
Pavilion of amethyst extends lower than bottom of gallery, precludes accurate assessment of ring size. Finger size is approximately L-M.
Some scratches/abrasion to crown of amethyst.
Some wear to the outer setting edge of diamonds.
Minor surface marks/scratches to mount.
Wear to gallery.
Shank slightly out of shape.