Tissot PRX Review: Powermatic 80 and Swiss Watch with Integrated Bracelet
The Tissot PRX is a Swiss watch with an integrated bracelet, inspired by the 1978 Tissot case design. The PRX Powermatic 80 version stands out in terms of price/performance with its 40 mm steel case, sapphire crystal, 10 bar water resistance, waffle-patterned dial, and automatic movement with an 80-hour power reserve.
What is Tissot PRX?
PRX is Tissot's family of sport-chic watches with integrated bracelets. According to Tissot's official PRX description, the model is inspired by a design first introduced in 1978 and reintroduced as a modern collection in 2021. The abbreviation PR stands for precision and robustness, while X, the Roman numeral for 10, refers to 10 bar water resistance.
PRX's success stems from its ability to bring the luxurious integrated bracelet watch look to a much more accessible level. The watch is offered in both quartz and automatic versions; the automatic Powermatic 80 version differs from the quartz models with its waffle texture on the dial.

Case, Bracelet and Dial
The 40 mm PRX Powermatic 80 comes with a tonneau-shaped case measuring 39,5 mm in length, 40 mm in width, and 10,93 mm in thickness. The integrated steel bracelet is the main element of the design. The direct connection of the bracelet to the case gives the PRX a wider and more powerful appearance on the wrist.
The sapphire crystal features an anti-reflective coating. Automatic versions have a transparent case back allowing visibility of the movement. The waffle dial, indices, and simple date window make this model suitable for both sporty and office use.
Powermatic 80 Mechanism
The PRX Powermatic 80 uses Tissot's Swiss automatic movement, which offers a power reserve of up to 80 hours. The official product information specifies a Nivachron balance spring for this movement. This detail is important for better resistance to magnetic fields and for more stable performance during daily use.

Tissot PRX Powermatic 80 Technical Specifications
| Door Design | Tissot PRX Powermatic 80 |
|---|---|
| Reference example | T137.407.11.091.00 |
| Case dimensions | 39,5 x 40 mm |
| Thickness | 10,93 mm |
| Kasa | 316L stainless steel |
| Cam | Sapphire glass with anti-reflective coating |
| Mechanism | Swiss automatic Powermatic 80 |
| Power reserve | up to 80 hours |
| Balance spring | Nivachron |
| Waterproof | 10 bar / 100 meters |
| Weight | Approximately 138 g |
Should I buy a Tissot PRX?
The Tissot PRX is one of the strongest options for those who want a Swiss watch with an integrated bracelet but don't want to push their budget to the upper luxury segment. The 40mm version might look too wide on slender wrists; in this case, the 35mm PRX might be more balanced. However, for those looking for a watch that sits firmly on the wrist, is suitable for everyday use, is automatic, and has character, the PRX is still a very sensible choice.
Resources
Technical information and PRX history have been verified from official Tissot sources: Tissot PRX Powermatic 80 , Tissot PRX history.
Frequently Asked Questions
How many mm is the Tissot PRX?
The PRX collection includes different sizes. The PRX Powermatic 80 example in this article is in the 40 mm class.
Is the Tissot PRX Powermatic 80 waterproof?
Yes. The PRX Powermatic 80 has a water resistance rating of 10 bar / 100 meters.
Is the Tissot PRX quartz or automatic?
The PRX collection includes both quartz and automatic Powermatic 80 versions.
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