When your internal clock is screwed up (say, trapping animals needing care or neutering and such) you need to be nearby.. NOT leave them for hours (for all sorts of reasons.)
That might cover 10 pm --> 5 am, so I want to see date and Day, even, when running-on-empty: hence the layout of Peter's watch-face and its appeal.

But when planning a sortie on some Troglodyte stronghold (a nest of Rush-fed 21st Century zombies, perhaps?)--the Waltham is your best bet, eh?