Longines Hydroconquest.

[RobDad]

Does the ridge on the crown have a purpose or is is just a design detail? Something about is has always put me off buying one of these - just looks odd imho

[earlofsodbury]

Does the ridge on the crown have a purpose or is is just a design detail? Something about is has always put me off buying one of these - just looks odd imho

I've always assumed it was to make pulling the crown out easier, but haven't handled one to know if it's actually useful.