About This Watch
The Tissot PRX Powermatic 80 Black is the stealthy, versatile sibling in the PRX automatic family, offering the same groundbreaking value proposition as the blue variant but with a dial color that maximizes wearability across every possible context. The black waffle-textured dial creates a more restrained, serious aesthetic compared to the exuberance of the blue, making it equally at home with a suit and tie as with jeans and a t-shirt. The interplay between the polished and brushed surfaces on the case and bracelet is best appreciated in person, where the alternating finishes create a visual complexity that reads as far more expensive than the price tag suggests. The Powermatic 80 movement inside represents one of the most significant developments in affordable Swiss watchmaking — an 80-hour power reserve that was unheard of at this price point just a decade ago. This means the PRX Black can serve as a weekend watch, sitting idle on Saturday and Sunday and still running accurately Monday morning without needing to be wound or set. The exhibition caseback reveals the decorated automatic movement, adding an element of horological theater that enhances the ownership experience. At 40mm, the case proportions reference the original 1978 PRX design but updated with modern finishing standards that would have been impossible at this price in previous eras. The 100-meter water resistance provides genuine everyday confidence — splashes, rain, swimming pools, and shallow snorkeling are all within its capability. The black PRX Powermatic 80 is the quintessential gateway watch for anyone curious about Swiss mechanical watchmaking, offering an experience that punches far above its weight class in every measurable dimension.
Specifications
Movement
| Movement Type | Automatic |
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| Caliber | Powermatic 80 (ETA C07.111) |
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| Power Reserve | 80 hours |
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| Frequency | 21,600 vph |
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| Jewels | 23 |
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Case
| Case Diameter | 40.0mm |
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| Case Thickness | 10.9mm |
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| Case Material | Stainless Steel |
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| Crystal | Sapphire |
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| Bezel | Fixed, polished |
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| Dial Color | Black |
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| Lug-to-Lug | 47.0mm |
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Features
| Water Resistance | 100m / 328ft |
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| Bracelet/Strap | Stainless steel integrated bracelet |
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| Clasp | Butterfly clasp with push-buttons |
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| Weight | 138g |
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| Complications | Date |
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