unkwon watch date help

[stuartd]

i bought this watch a few yrs ago and put it away until today the most i can find is that its got a glasgow hallmark the realthing i want to find out is how old is it. the marks i can see are 0.935 3 4 another mark i cant make out dont have a mgnifying glass at hand then 5 0 then two lions and no 3 under one of the lions also has r n s/t on the side of the case and the key it came with it has john robertson, inverary on it any help would be great

[dognose]

Hi,

Welcome to the Forum.

We will need to have a better close up image of the marks if anyone is to help.

Trev.