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Comparison · Hamilton

Hamilton Khaki Field Mechanical vs Auto

Two Hamilton references, H69439931 and H70455533, compared on the figures Hamilton publishes. Both product pages were read again on October 16, 2026.

Illustration of the Hamilton Khaki Field Mechanical 38 mm, to scale Khaki Field Mechanical H69439931 Illustration of the Hamilton Khaki Field Auto 38 mm, to scale Khaki Field Auto H70455533
Both drawn to the same scale from the published diameter, lug-to-lug and lug width. Colours are read from the official photos.

What differs

  • Same diameter: 38 mm.
  • Thinner case: Khaki Field Mechanical, by 1.5 mm (9.5 mm vs 11 mm).
  • Same lug-to-lug: 47 mm.
  • Same lug width: 20 mm.
  • Higher water resistance: Khaki Field Auto (100 m vs 50 m).
  • Different calibres: Khaki Field Mechanical, H-50; Khaki Field Auto, H-10.
  • Movement: Khaki Field Mechanical, manual winding; Khaki Field Auto, automatic.
  • Same power reserve: 80 h.

Side by side

Every figure on this page is the brand’s own, from the product pages listed under Sources.

Specification Khaki Field MechanicalH69439931 Khaki Field AutoH70455533 Difference
Case material Stainless steel Stainless steel Same
Case diameter 38 mm 38 mm Same
Case thickness 9.5 mm 11 mm 1.5 mm
Lug-to-lug 47 mm 47 mm Same
Lug width 20 mm 20 mm Same
Water resistance 50 m 100 m 50 m
Calibre H-50 H-10
Type Manual winding Automatic
Power reserve 80 h 80 h Same

Sources

Full page and wrist-fit check: Hamilton Khaki Field Mechanical 38 mm, Hamilton Khaki Field Auto 38 mm

Other comparisons