i think ive a 99.9% answer,
I phoned Royal Scot, and they did supply Mappin and Webb ,the helpful young lady thinks the
pattern is probably 'Sheraton', its about 20 years old,
they may have got the blanks from Italy or portugal, and they were
cut in the west Midlands by their own cutters!
I think thats about as close as we can get on this one,