Quote Originally Posted by MakeColdplayHistory View Post
Waterproof leather strap? They do exist. I have a Dirk Incursore 5218 strap that's seawaterproof to 7000ft for 50 hours. As it happens I'm wearing it today (on a Gruppo Gamma, not Panerai). You'll struggle to fine one of these now but there must be other waterproof leather straps?
Have a look at rubber b swimskin

https://rubberb.com/blog/rubber-b-concept/#swimskin

Not tried myself and not cheap but does look good.