Vintage Royal Navy Ratings Cap.

WW2 or just post WW2 RN rating service cap with tally for HMS Diana. The top is made of white cotton which has had 'Blanco' applied many times. Inside it is very clean with a maker's label for Sanders & Brightman, Luton. Size 6 3/4. It is in very Good used condition, chin strap has been reattached at some point.