Marathon JDD (Jumbo Day/Date) Anthracite Diver's AutomaticvsBoldr Safari
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
3 specsMovement
1 specsPricing
1 specsFollow this matchup
Get a note when Marathon JDD (Jumbo Day/Date) Anthracite Diver's Automatic vs Boldr Safari 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 JDD (Jumbo Day/Date) Anthracite Diver's Automatic as a tough, underrated tool watch with lifestyle appeal, highlighting its robust build and tritium lume for excellent legibility. However, its 46mm size is a common criticism, with some finding it heavy and top-heavy, and the OEM rubber strap stiff. One owner noted the watch runs about 10 seconds fast after three days, and the ETA 2836-2 movement offers approximately two days of power reserve. On balance, owners and reviewers rate the Marathon JDD (Jumbo Day/Date) Anthracite Diver's Automatic highly for its robust tool-watch build and legibility, despite its substantial size.
Owners widely praise the Boldr Safari for its attractive dials, robust build with 200 meters of water resistance, and reliable Seiko movements. The California dial design is a frequent highlight, as is the strong lume. Some owners note the GMT variant offers full GMT functionality, while others point out the movement's date-only nature on certain models leads to a vestigial crown position. The animal artwork on the display caseback is a point of contention, with some finding it detracts from the view of the movement. Overall, owners rate the Boldr Safari highly for its value and distinctive design elements.
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.










