Illustration. The seconds hand sweeps, like the real movement.
Why it's interesting
The PRX's waffle dial and integrated bracelet scaled up around a Valjoux-derived automatic chronograph. It is thick and heavy the way 1970s steel chronographs were, and the green gradient suits that mood better than any other colour.
Watch DNA. Filled tags are editorial; outlined tags come from the specifications.
The numbers
Verified specificationsSize
- Diameter
- 42mm
- Lug to lug
- —
- Thickness
- 14.5mm
- Lug width
- 13mm
Also in the PRX family
Because you like this…
Chosen for shape, size, colour, character and price. Rarely the same brand twice.
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About this page
Verified specifications, checked September 2026
Dimensions, water resistance, movement and crystal were checked against the sources below.
Tissot's spec table lists 68 h power reserve, while its own description and Monochrome give 60 h for the Valjoux A05.H31. Tissot lists a 41.5 mm case length and a 13 mm bracelet attachment (recorded as lug width); lug-to-lug unpublished. Year from Monochrome (green version, 2024). The first blue PRX chronograph (T137.427.11.041.00) now returns HTTP 410 on Tissot's site.
The illustration is a bezelga rendering generated from the specifications. It is not a photograph and may simplify details such as logos, text and finishing.
No licensed photography yet.
