Marathon TSAR (Tritium Search & Rescue) Diver's QuartzvsGrand Seiko SBGX261
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differFull specifications
Case
7 specsCrystal & Dial
1 specsMovement
1 specsPricing
1 specsFollow this matchup
Get a note when Marathon TSAR (Tritium Search & Rescue) Diver's Quartz vs Grand Seiko SBGX261 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.
Owners widely praise the Marathon TSAR (Tritium Search & Rescue) Diver's Quartz for its ISO 6425 certification and practical, everyday wearability, with one owner noting the movement sets and ticks fine with expected quartz accuracy. The bezel and crystal are also described as great. One owner reports the 41mm TSAR wears small and has a field watch aesthetic, while another notes the TSAR Medium, listed at 12mm thick, visually appears thicker. Overall, owners rate the Marathon TSAR (Tritium Search & Rescue) Diver's Quartz highly for its robust build and practical design.
Owners widely praise the Grand Seiko SBGX261 for its exceptional finishing, rivaling mechanical watches, and the high-precision, hand-assembled 9F quartz movement, noted for its accuracy within 10 seconds per year. The 37mm case size and versatile design are frequently highlighted as key strengths, making it a comfortable and stylish everyday watch. However, the bracelet's lack of micro-adjustments and taper is a recurring criticism, and one owner notes the second hand's inconsistent alignment with markers. On balance, owners rate the Grand Seiko SBGX261 highly for its superb finishing and the technical prowess of its 9F quartz movement at its price point.
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.










