Vintage cameo ring 9kt gold with a scalloped gold edge

A cameo ring with the portrait of a lady. The ring is bezel set with a scalloped and decorative edge. 

Measurements and marks:
The cameo setting is 15mm in length, 13mm in width, an oval cameo ring. A large ring that could be re-sized. Ring size 9.75 or T. The ring has hallmarks for Birmingham, 9kt gold, and a date letter w. for 1971-2.

Condition:
The ring is in good condition.