Marathon Steel Navigator SSNAV AutovsSugess Chrono Heritage 1963 (SU1963)

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.

Owners widely praise the Sugess Chrono Heritage 1963 (SU1963) as a stunning mechanical chronograph and a bargain for its price, with some noting its beautiful ST1901 movement finishing as amazing value. However, community feedback indicates inconsistent production and delivery, with reports of fragility and quality control issues such as broken pushers and crowns, and even movement failures within months. Accuracy figures vary, with some owners reporting reliability within +/- 8 seconds per day, while others note it running at about +15 seconds per day when kept wound, and some find the ST19 movement loud. On balance, owners rate the Sugess Chrono Heritage 1963 highly for its value and aesthetic appeal as a mechanical chronograph, despite noted quality control concerns.