Rugged Watch Showdown 2025: Citizen Promaster Tough vs Alpina AlpinerX Pro GPS vs Seiko Prospex Fieldmaster
Citizen Promaster Tough uses a one-piece monocoque case with Duratect hardening, making the case five times harder than standard steel, and is offered with a 5-year warranty. The 2023 Ray Mears edition in Super Titanium (BN0118/BN0241) measures 41mm x ~12mm and weighs about 50g.