Hamilton Khaki Field

Hamilton's field watch, and arguably the watch the brand is best known for. The Khaki Field descends from the rugged watches Hamilton supplied to the US military in WWII, so the recipe is pure legibility: a matte dial, bold white numerals, a 24-hour inner track, and a tough, no-frills case. The one enthusiasts love is the Khaki Field Mechanical, a hand-wound 38mm that nails vintage proportions for very little money, alongside the everyday automatic (80-hour H-10) and the Murph, created for the film Interstellar, with a ticking morse-code detail that's a genuine plot point. It's honest, affordable, and one of the best value tool watches going.