ahh thanks for the article! I had tried to google and couldn't find it
... heh shame my watch is DEFINITELY not even splash proof now. The guy who restored it asked if I wanted to go to all the effort of seals etc... I decided no for now, I'll never dive with it
Yeah, it was a legal thing. Waterproof implies infallible / guaranteed, water resistant is more “sorry, we tried”.
Apparently it was due to a law passed in 1968.