Marathon Steel Navigator SSNAV AutovsGrand Seiko SBGW258
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differFull specifications
Case
7 specsCrystal & Dial
1 specsMovement
3 specsPricing
1 specsFollow this matchup
Get a note when Marathon Steel Navigator SSNAV Auto vs Grand Seiko SBGW258 gets more votes, a community discussion, or a price drop. No account needed.
Owners + reviewers, side by side
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
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 Grand Seiko SBGW258 is a yellow gold dress watch featuring a 38mm case and a manual-wind caliber 9S64 movement with a 72-hour power reserve, rated for accuracy to +5/-3 seconds per day. It includes a raised gold logo on the dial and comes with a brown leather strap. On balance, reviewers highlight the Grand Seiko SBGW258 as a classic, precious metal timepiece representing fine watchmaking tradition.
More watches worth a look
Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.
People also compared
Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.











