There are 2 Models with model number 48G in the database
Big Ben Style 5 Loud Alarm in black (gunmetal) case, luminous dial. Thinner case than style 5a.
Dates made: November 1946 - March 1949
Big Ben Style 5 Loud Alarm in black (gunmetal) case, non-luminous dial. Thinner case than style 5a
Dates made: November 1946 - March 1949