Seiko Prospex "Turtle" vs Tissot PRX Powermatic 80 35mm
Seiko's diver meets Tissot's timepiece
Quick Verdict
The Seiko Prospex "Turtle" (~$500) offers In-House Automatic Manufacture precision at $295 less than the Tissot PRX Powermatic 80 35mm (~$795). The PRX Powermatic 80 35mm counters with Swiss Made craftsmanship and 100m (10 ATM) water resistance. Both are exceptional watches for their respective price points.
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Specifications Compared
| Feature | Seiko Prospex "Turtle" | Tissot PRX Powermatic 80 35mm |
|---|---|---|
| Price | ~$500 | ~$795 |
| Case Size | 45mm | 35mm |
| Movement | Automatic Caliber 4R36 | Automatic Powermatic 80 (Caliber 80.111) |
| Caliber Type | In-House Automatic Manufacture | ETA/Tissot Automatic |
| Power Reserve | 41 Hours | 80 Hours |
| Water Resistance | 200m (20 ATM) Diver | 100m (10 ATM) |
| Crystal | Sapphire Crystal | Sapphire Crystal |
| Case Material | Stainless Steel | Stainless Steel |
| Origin | Made in Japan | Swiss Made |
Category-by-Category Analysis
Design & Aesthetics
Seiko's design language vs Tissot's approach
Movement & Performance
Automatic Caliber 4R36 vs Automatic Powermatic 80 (Caliber 80.111)
Wearability & Fit
45mm vs 35mm — different wrist presence
Value & Cost of Ownership
Seiko is $295 more affordable
Water Resistance
200m (20 ATM) Diver vs 100m (10 ATM)
Our Verdict
Seiko
Prospex "Turtle"
Choose the Seiko Prospex "Turtle" if you prioritize In-House Automatic Manufacture engineering, Made in Japan craftsmanship, and 200m (20 ATM) Diver water resistance. At ~$500, it delivers Automatic Caliber 4R36 with 41 Hours power reserve.
Check Price on AmazonTissot
PRX Powermatic 80 35mm
Choose the Tissot PRX Powermatic 80 35mm if you value ETA/Tissot Automatic technology, Swiss Made heritage, and 35mm proportions. At ~$795, the Automatic Powermatic 80 (Caliber 80.111) with 80 Hours power reserve makes it a compelling choice.
Check Price on AmazonThe Bottom Line
The Seiko Prospex "Turtle" and Tissot PRX Powermatic 80 35mm represent two distinct approaches to fine watchmaking — the Seiko bringing Made in Japan tradition while Tissot delivers Swiss Made engineering.
Frequently Asked Questions
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