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Breguet Classique Ultra Slim 5157BB/11/9V6 (18k white gold, silvered guilloche dial, black alligator strap) vs Tissot Gentleman Powermatic 80 Silicium
Breguet's timepiece meets Tissot's dress watch
Quick Verdict
The Tissot Gentleman Powermatic 80 Silicium ($500–$1,000) delivers ETA-Based Automatic with Silicon Hairspring technology in the tier below the Breguet Classique Ultra Slim 5157BB/11/9V6 (18k white gold, silvered guilloche dial, black alligator strap) ($10,000–$25,000). The Gentleman Powermatic 80 Silicium measures 40mm and is rated 100m (10 ATM). The Classique Ultra Slim 5157BB/11/9V6 (18k white gold, silvered guilloche dial, black alligator strap) justifies its premium with Swiss Made heritage and Automatic, Breguet calibre 502.3, about 2.4mm thick, off-centre rotor. Both represent excellent choices in the luxury watch category.
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Breguet
Classique Ultra Slim 5157BB/11/9V6 (18k white gold, silvered guilloche dial, black alligator strap)
$10,000–$25,000
Specifications Compared
| Feature | Breguet Classique Ultra Slim 5157BB/11/9V6 (18k white gold, silvered guilloche dial, black alligator strap) | Tissot Gentleman Powermatic 80 Silicium |
|---|---|---|
| Price | $10,000–$25,000 | $500–$1,000 |
| Case Size | 38mm, about 5.4mm thick | 40mm |
| Movement | Automatic, Breguet calibre 502.3, about 2.4mm thick, off-centre rotor | Powermatic 80.811 (Silicon Hairspring) |
| Caliber Type | 502.3, automatic | ETA-Based Automatic with Silicon Hairspring |
| Power Reserve | About 45 hours | 80 Hours |
| Water Resistance | 30m (3 ATM) | 100m (10 ATM) |
| Crystal | Sapphire Crystal | Sapphire Crystal |
| Case Material | 18k white gold, fluted caseband, welded lugs, sapphire caseback | Stainless Steel |
| Origin | Swiss Made | Swiss Made (Swatch Group) |
Category-by-Category Analysis
Design & Aesthetics
Breguet's design language vs Tissot's approach
The Breguet Classique Ultra Slim 5157BB/11/9V6 (18k white gold, silvered guilloche dial, black alligator strap) features a 18k white gold, fluted caseband, welded lugs, sapphire caseback case at 38mm, about 5.4mm thick with Sapphire Crystal protection. The Tissot Gentleman Powermatic 80 Silicium offers Stainless Steel construction at 40mm with Sapphire Crystal. Both represent their brand's distinct design philosophy and heritage.
Movement & Performance
Automatic, Breguet calibre 502.3, about 2.4mm thick, off-centre rotor vs Powermatic 80.811 (Silicon Hairspring)
The Classique Ultra Slim 5157BB/11/9V6 (18k white gold, silvered guilloche dial, black alligator strap) runs the Automatic, Breguet calibre 502.3, about 2.4mm thick, off-centre rotor (502.3, automatic, About 45 hours power reserve) at standard frequency. The Gentleman Powermatic 80 Silicium uses the Powermatic 80.811 (Silicon Hairspring) (ETA-Based Automatic with Silicon Hairspring, 80 Hours reserve) at 21,600 vph (3 Hz). The Gentleman Powermatic 80 Silicium offers a longer power reserve.
Wearability & Fit
38mm, about 5.4mm thick vs 40mm — different wrist presence
At 38mm, about 5.4mm thick, the Classique Ultra Slim 5157BB/11/9V6 (18k white gold, silvered guilloche dial, black alligator strap) wears more compactly on smaller wrists compared to the Gentleman Powermatic 80 Silicium at 40mm. Water resistance differs: 30m (3 ATM) vs 100m (10 ATM).
Value & Cost of Ownership
Tissot sits in the lower tier
The Breguet Classique Ultra Slim 5157BB/11/9V6 (18k white gold, silvered guilloche dial, black alligator strap) sits at $10,000–$25,000 and the Tissot Gentleman Powermatic 80 Silicium at $500–$1,000. On the specs that outlast any price: the Classique Ultra Slim 5157BB/11/9V6 (18k white gold, silvered guilloche dial, black alligator strap) uses Sapphire Crystal with About 45 hours, against Sapphire Crystal and 80 Hours on the Gentleman Powermatic 80 Silicium. Service intervals are typically 5-7 years for both.
Water Resistance
30m (3 ATM) vs 100m (10 ATM)
The Classique Ultra Slim 5157BB/11/9V6 (18k white gold, silvered guilloche dial, black alligator strap) is rated to 30m (3 ATM) while the Gentleman Powermatic 80 Silicium handles 100m (10 ATM). The Gentleman Powermatic 80 Silicium offers superior water resistance.
Our Verdict
Breguet
Classique Ultra Slim 5157BB/11/9V6 (18k white gold, silvered guilloche dial, black alligator strap)
Choose the Breguet Classique Ultra Slim 5157BB/11/9V6 (18k white gold, silvered guilloche dial, black alligator strap) if you prioritize 502.3, automatic engineering, Swiss Made craftsmanship, and 30m (3 ATM) water resistance. At $10,000–$25,000, it delivers Automatic, Breguet calibre 502.3, about 2.4mm thick, off-centre rotor with About 45 hours power reserve.
Check Price on AmazonTissot
Gentleman Powermatic 80 Silicium
Choose the Tissot Gentleman Powermatic 80 Silicium if you value ETA-Based Automatic with Silicon Hairspring technology, Swiss Made (Swatch Group) heritage, and 40mm proportions. At $500–$1,000, the Powermatic 80.811 (Silicon Hairspring) with 80 Hours power reserve makes it a compelling choice.
Check Price on AmazonThe Bottom Line
The Breguet Classique Ultra Slim 5157BB/11/9V6 (18k white gold, silvered guilloche dial, black alligator strap) and Tissot Gentleman Powermatic 80 Silicium represent two distinct approaches to fine watchmaking — the Breguet bringing Swiss Made tradition while Tissot delivers Swiss Made (Swatch Group) engineering.
Frequently Asked Questions
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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.