Either a PAM 111 or a Submariner.
I've had many others (Chronoswiss, GP, Blancpain, IWC, Silberstein, Chopard, JLC) but settled on the PAM and the Sub as the most practical.
I've had many others (Chronoswiss, GP, Blancpain, IWC, Silberstein, Chopard, JLC) but settled on the PAM and the Sub as the most practical.