Hamilton Khaki Field Mechanical Power ReservevsPraesidus 38mm Automatic

The Hamilton Khaki Field Mechanical Power Reserve is noted for its 40mm sandblasted case, filling a size gap in the line. It features a manual-wind H-23 movement with an 80-hour power reserve, indicated on the dial, though one reviewer wished the indicator was more visually distinct. The case is described as 11.95mm thick, which feels noticeably thicker than other Khaki Field models. Overall, owners and reviewers appreciate the Hamilton Khaki Field Mechanical Power Reserve for adding a functional complication to the manual-wind offering within an accessible price range.

The Praesidus 38mm Automatic is described by owners as a "pretty bomber watch" with a preferred 38mm case size. One owner appreciates the proven Seiko NH35 movement and the 38mm diameter, though they note a 12.5mm thickness and find the dial's hands large. Overall, owners appreciate the 38mm Praesidus Automatic for its size and reliable movement.