1st Series HMS Dufton minesweeper of the Ton Class. The Royal Navy had 116 of these and Triang made 8, all looking the same but with different names and numbers diecast underneath. This is in  blue, playworn, this is a model from the First series of Triang Minic ships which were made from 1958 to 1964

Triang code M800 55+ years old.  This is about 1.5 inches long  or 38mm. Our ref W827