Hamilton Khaki Field Expedition AutovsMarathon JDD (Jumbo Day/Date) Anthracite Diver's Automatic

The Hamilton Khaki Field Expedition Auto is widely praised for its value, robust build, and versatility as a "Go Anywhere, Do Anything" timepiece. Owners and reviewers highlight the H-10 movement's 80-hour power reserve and accurate timekeeping, with figures ranging from +4 seconds per day to within COSC parameters. Its legibility is a consistent strength, featuring clear Arabic numerals and Super-LumiNova, and wearability is noted as excellent, especially in the 37mm size. The brushed steel case and compass bezel contribute to its tool-like appeal. However, some owners report water ingress issues due to the non-screw-down crown, and the practical utility of the compass bezel is questioned by reviewers, though it adds to the watch's aesthetic. Some find the OEM leather straps uncomfortable. Overall, owners and reviewers rate the Hamilton Khaki Field Expedition Auto highly for its superb value and robust, versatile design.

Owners widely praise the Marathon JDD (Jumbo Day/Date) Anthracite Diver's Automatic as a tough, underrated tool watch with lifestyle appeal, highlighting its robust build and tritium lume for excellent legibility. However, its 46mm size is a common criticism, with some finding it heavy and top-heavy, and the OEM rubber strap stiff. One owner noted the watch runs about 10 seconds fast after three days, and the ETA 2836-2 movement offers approximately two days of power reserve. On balance, owners and reviewers rate the Marathon JDD (Jumbo Day/Date) Anthracite Diver's Automatic highly for its robust tool-watch build and legibility, despite its substantial size.