Hamilton American Classic Ardmore SmallvsMarathon Steel Navigator SSNAV Auto

The Hamilton American Classic Ardmore Small is a quartz watch, and owners report accuracy variations from losing 10-11 seconds per week to gaining 10 seconds per week, which is considered within an acceptable range. While typically a women's model, owners find it wearable on smaller wrists with compatible strap options available online. One owner notes the manual wind is sensitive and the crown is slightly crooked. The modern Ardmore is not waterproof. Overall, owners appreciate the Hamilton American Classic Ardmore Small for its vintage aesthetic and wearability on smaller wrists.

The Marathon Steel Navigator SSNAV Auto is praised for its high-accuracy quartz movement, with owners noting its comfort and reliable performance. Reviewers highlight its functional tool-watch appeal, featuring a sandblasted steel case, tritium tubes for constant low-light visibility, and 100-meter water resistance. One owner finds the 41mm case runs a bit small. The Marathon Steel Navigator SSNAV Auto utilizes an ETA F06.412 quartz movement with a claimed accuracy of +/- 10 seconds per year and includes a GMT bidirectional bezel. Overall, owners and reviewers rate the Marathon Steel Navigator SSNAV Auto highly for its comfortable wear and dependable, high-accuracy quartz movement.