Mk I – bonnet and boot hinges are externally visible on show. Enclosed ‘W’ on front side wings.
Mk II – concealed hinges, but from the front still retaining white rectangular side/indicator lights outside of the chrome. Small rear light cluster as with the Mk I.
Mk III – front integrated orange lens for the indicators that are circular and enclosed by a larger chrome trim extending from the grille. Larger light clusters fitted to the rear.