Marathon Steel Navigator SSNAV AutovsSeiko Seiko power design project collection 1 collection 1 Limited Edition

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.

The Seiko power design project collection 1 collection 1 Limited Edition features a stepped-case design that some owners find mesmerizing. One owner favors the golden-dial rectangular model but would prefer it without PVD. The collection includes three unisex bracelet models with stainless steel cases measuring 20.2 x 6.7 x 26.1mm, utilizing the 4N30 quartz caliber, with each being a limited edition of 500 units. On balance, owners appreciate the unique design elements of the Seiko power design project collection 1 collection 1 Limited Edition, with some specific aesthetic preferences noted.