Navy blue and brown leather is one of menswear’s most dependable pairings, and the Hamilton Khaki Field Auto 38mm puts it to work on a watch with genuine military roots. The navy sunray dial glows in sunlight, and a snailed hour ring adds a subtle, tactile detail.

Hamilton frames this watch as a modern take on its original soldier’s watch, made for action and adventure. The automatic H-10 caliber is the backbone: self-winding, with an 80-hour power reserve and a Nivachron balance spring for better resistance to magnetic fields. You can see it through the open caseback.

The 38mm stainless steel case measures 11mm thick with 20mm lugs, so it wears neatly under a cuff. Sapphire crystal and 100m water resistance mean the refined look never comes at the expense of toughness.

Hamilton Khaki Field Auto Navy, H70455540

• Hamilton reference: H70455540, Khaki Field Auto 38mm
• Case: stainless steel, 38mm, 11mm thick, 47mm lug to lug
• Dial: navy blue sunray with snailed hour ring
• Movement: H-10 self-winding, Nivachron balance spring
• Power reserve: up to 80 hours
• Crystal: sapphire; caseback: open
• Water resistance: 100m
• Strap: cowhide leather, 18mm pin buckle

Polished enough for the office and tough enough for the trail, this navy Khaki Field is a smart all-rounder.