I have a Victorinox Swiss Army watch,That is Going on 5yrs.Old,& Is Still operating Very Well,Despite Beating it to Purgatory & Beyond!It was a bargain for $120 almost 5yr ago!It's rated for 50m Depth,& Has the Original Black rubber band,Definitely as Tough as The SAK's are!For Compass navigation,My DR PSK is Always Available!