Omega Speedmaster 38 Co Axial Chronometer Chronograph 38mmvsSeiko Prospex SPEEDTIMER Mechanical
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
Owners + reviewers, side by side
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Omega Speedmaster 38 Co Axial Chronometer Chronograph 38mm for its suitability for smaller wrists and improved subdial spacing compared to earlier models. The sunburst dial is noted as beautiful, and the design is described as timeless with modern hints. However, some owners find the watch to be too thick and note that the date adjustment requires a pin, which can be inconvenient. The watch can appear "blingier" in person than in photos. Overall, owners rate the Omega Speedmaster 38 Co Axial Chronometer Chronograph 38mm highly for its wearability on smaller wrists and attractive dial.
The Seiko Prospex SPEEDTIMER Mechanical is praised for its visually appealing design and comfortable wearability, with owners frequently using its chronograph function for daily tasks. Reviewers note its clean dial layout and LumiBrite treated hands and markers, and one source highlights the 72-hour power reserve of the 6R55 movement. However, some owners criticize its chronograph functionality and the 24-hour subdial. On balance, owners and reviewers rate the Seiko Prospex SPEEDTIMER Mechanical highly for its daily usability and refined aesthetics.
At a glance
19 of 29 specs differFull specifications
Case
8 specsCrystal & Dial
5 specsMovement
5 specsPricing
1 specsMore watches worth a look
Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.
Follow this matchup
Get a note when Omega Speedmaster 38 Co Axial Chronometer Chronograph 38mm vs Seiko Prospex SPEEDTIMER Mechanical gets more votes, a community discussion, or a price drop. No account needed.
People also compared
Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.









