Updated
Tissot PRX Powermatic 80 vs Breguet Marine 5517 (18k rose gold, wave dial)
Two timepieces compared — $500–$1,000 vs $25,000+
Quick Verdict
The Tissot PRX Powermatic 80 ($500–$1,000) offers In-House Automatic (ETA C07.111 base) precision in the tier below the Breguet Marine 5517 (18k rose gold, wave dial) ($25,000+). The PRX Powermatic 80 measures 40mm and is rated 100m (10 ATM). The Marine 5517 (18k rose gold, wave dial) counters with Swiss Made craftsmanship and 100m (10 ATM) water resistance. Both are exceptional timepieces for their respective tiers.
Transparency — We earn a small commission on purchases made through our Amazon links. This doesn't affect our editorial independence.
Specifications Compared
| Feature | Tissot PRX Powermatic 80 | Breguet Marine 5517 (18k rose gold, wave dial) |
|---|---|---|
| Price | $500–$1,000 | $25,000+ |
| Case Size | 40mm | 40mm |
| Movement | Automatic Powermatic 80.111 | Automatic, Breguet Calibre 777A |
| Caliber Type | In-House Automatic (ETA C07.111 base) | Breguet 777A, silicon escapement and balance spring |
| Power Reserve | 80 Hours | About 55 hours |
| Water Resistance | 100m (10 ATM) | 100m (10 ATM) |
| Crystal | Scratch-resistant Sapphire | Sapphire Crystal, sapphire caseback |
| Case Material | 316L Stainless Steel | 18k rose gold, fluted caseband |
| Origin | Swiss Made | Swiss Made |
Category-by-Category Analysis
Design & Aesthetics
Tissot's design language vs Breguet's approach
The Tissot PRX Powermatic 80 features a 316L Stainless Steel case at 40mm with Scratch-resistant Sapphire protection. The Breguet Marine 5517 (18k rose gold, wave dial) offers 18k rose gold, fluted caseband construction at 40mm with Sapphire Crystal, sapphire caseback. Both represent their brand's distinct design philosophy and heritage.
Movement & Performance
Automatic Powermatic 80.111 vs Automatic, Breguet Calibre 777A
The PRX Powermatic 80 runs the Automatic Powermatic 80.111 (In-House Automatic (ETA C07.111 base), 80 Hours power reserve) at 21,600 vph (3 Hz) frequency. The Marine 5517 (18k rose gold, wave dial) uses the Automatic, Breguet Calibre 777A (Breguet 777A, silicon escapement and balance spring, About 55 hours reserve) at standard. The PRX Powermatic 80 edges ahead on power reserve.
Wearability & Fit
40mm vs 40mm — different wrist presence
At 40mm, the PRX Powermatic 80 is similarly sized compared to the Marine 5517 (18k rose gold, wave dial) at 40mm. Water resistance differs: 100m (10 ATM) vs 100m (10 ATM).
Value & Cost of Ownership
Tissot sits in the lower tier
The Tissot PRX Powermatic 80 sits at $500–$1,000 and the Breguet Marine 5517 (18k rose gold, wave dial) at $25,000+. On the specs that outlast any price: the PRX Powermatic 80 uses Scratch-resistant Sapphire with 80 Hours, against Sapphire Crystal, sapphire caseback and About 55 hours on the Marine 5517 (18k rose gold, wave dial). Service intervals are typically 5-7 years for both.
Water Resistance
100m (10 ATM) vs 100m (10 ATM)
The PRX Powermatic 80 is rated to 100m (10 ATM) while the Marine 5517 (18k rose gold, wave dial) handles 100m (10 ATM). Both offer identical water resistance ratings.
Our Verdict
Tissot
PRX Powermatic 80
Choose the Tissot PRX Powermatic 80 if you prioritize In-House Automatic (ETA C07.111 base) engineering, Swiss Made craftsmanship, and 100m (10 ATM) water resistance. At $500–$1,000, it delivers Automatic Powermatic 80.111 with 80 Hours power reserve.
Check Price on AmazonBreguet
Marine 5517 (18k rose gold, wave dial)
Choose the Breguet Marine 5517 (18k rose gold, wave dial) if you value Breguet 777A, silicon escapement and balance spring technology, Swiss Made heritage, and 40mm proportions. At $25,000+, the Automatic, Breguet Calibre 777A with About 55 hours power reserve makes it a compelling choice.
Check Price on AmazonThe Bottom Line
The Tissot PRX Powermatic 80 and Breguet Marine 5517 (18k rose gold, wave dial) represent two distinct approaches to the timepiece category — the Tissot bringing Swiss Made tradition while Breguet delivers Swiss Made engineering.
Frequently Asked Questions
More Comparisons
Tissot PRX vs Hamilton Khaki Field
Integrated bracelet sophistication meets military heritage
Tag Heuer Carrera Chronograph vs Tissot PRX Powermatic 80
Tag Heuer's chronograph meets Tissot's timepiece
Tag Heuer Carrera Chronograph vs Breguet Marine 5517 (18k rose gold, wave dial)
Tag Heuer's chronograph meets Breguet's timepiece
Explore These Watches
How This Page Was Made
Our comparisons are generated from a hand-maintained specification database and reviewed under our editorial standards. We use AI tools to assemble pages from that data. We don’t invent specs: every number traces back to the database, and when we correct an entry, the fix is applied site-wide. As an Amazon Associate, The Horologist earns from qualifying purchases.