Tissot PRX 40 Powermatic 80
The black-dial PRX Powermatic 80: 40 mm, 80-hour automatic, sapphire, 100 m, integrated steel bracelet.
In stock · sold by Amazon.com. Price as of November 3, 2026, 18:15 UTC.
2 versions of the Tissot PRX 40 Powermatic 80
Same case and movement, different dial, bezel or strap. Each line is its own Amazon listing with its own price today; the strap variants earn fewer spec points than the bracelet. 2 variants share the same price and score today; T137.407.11.051.00 is shown first because it is listed first in our catalog, not because it is better.
| Reference | Dial / strap | Strap | Spec pts | Price | Value Score | Sales rank | Buy |
|---|---|---|---|---|---|---|---|
T137.407.11.051.00 Best value | Black dial | Steel | 76 | $850.00 | 61 | #4,502 | Amazon |
 T137.407.11.351.00 | Ice blue dial | Steel | 76 | $850.00 | 61 | #1,680 | Amazon |
Amazon.com prices as of November 3, 2026, 18:15 UTC — details.
Will the Tissot PRX 40 Powermatic 80 fit your wrist?
Enter your wrist circumference. The drawing scales the case (40 mm across, 44.5 mm lug-to-lug) against the flat top of a wrist that size, using the 3.6× lug-to-lug rule from our fit guide. Needs JavaScript; the rule itself is on the fit guide.
What you get
Published manufacturer specifications. Fields we could not verify are left out rather than guessed.
How the 76 spec points add up
Value Score = 100 × √(spec points per dollar ÷ the best ratio among automatic sport watches in stock on Amazon today). Full methodology.
Compared with other automatic sport watches
Same type, other model families, verified Amazon prices today. See the full Automatic Sport & Everyday Watches ranking →
| # | Watch | Movement | Crystal | Water res. | Case diameter × lug-to-lug | Fits wrist | Spec pts | Price | Value Score | Buy |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | Automatic (4R36) | Hardlex | 100 m | 42.5 × 46 mm | ≥ 16.6 cm (6.5″) | 68 | $280.00third-party | 100 | Amazon |
| 2 |  | Automatic (4R36) | Hardlex | 100 m | 40 × 44.6 mm | ≥ 16.1 cm (6.3″) | 68 | $306.00third-party | 96 | Amazon |
| 3 |  | Automatic (8210) | Mineral | 50 m | 40 mm | — | 58 | $356.25 | 82 | Amazon |
| 4 | Automatic (Sistem51) | — | 30 m | 42 mm | — | 41 | $275.00 | 78 | Amazon | |
| 5 | Automatic (Miyota 821A) | Mineral | 100 m | 45 mm | — | 58 | $440.00 | 74 | Amazon | |
| 6 | | Automatic (Powermatic 80) | Sapphire | 100 m | 40 × 44.5 mm | ≥ 16 cm (6.3″) | 76 | $850.00 | 61 | Amazon |
| 7 |  | Automatic (4R36) | Hardlex | 100 m | 39.4 mm | — | 65 | $252.00third-partyships later | 100 | Amazon |
Amazon.com prices as of November 3, 2026, 18:15 UTC — details. third-party = sold by a marketplace seller, not Amazon (warranty may differ); ships later = not in stock today, never crowned best value.
Comparisons with the Tissot PRX Powermatic 80 Black T137.407.11.051.00
Questions about the Tissot PRX 40 Powermatic 80
How much does the Tissot PRX 40 Powermatic 80 cost on Amazon?
What is the Value Score of the Tissot PRX 40 Powermatic 80?
What wrist size fits the Tissot PRX 40 Powermatic 80?
What are alternatives to the Tissot PRX 40 Powermatic 80?
Guides that apply to this watch
- Ranked among watches under $1,000
- What the water-resistance rating actually permits
- Sapphire vs Hardlex vs mineral: what the crystal changes
- Will it fit your wrist? The lug-to-lug rule
- Automatic vs solar vs quartz: accuracy and running cost
- Watch gift guide by budget and recipient
- Buying a watch on Amazon: sellers, warranty, returns