Head-to-Head Comparison

Updated

Breguet Marine 5517TI/G2/TZ0 (titanium, slate sunburst dial, titanium bracelet) vs Tissot Le Locle Powermatic 80

Breguet's timepiece meets Tissot's dress watch

Quick Verdict

The Tissot Le Locle Powermatic 80 ($500–$1,000) delivers ETA-Based Automatic technology in the tier below the Breguet Marine 5517TI/G2/TZ0 (titanium, slate sunburst dial, titanium bracelet) ($10,000–$25,000). The Le Locle Powermatic 80 measures 39.3mm and is rated 30m (3 ATM). The Marine 5517TI/G2/TZ0 (titanium, slate sunburst dial, titanium bracelet) justifies its premium with Swiss Made heritage and Automatic, Breguet calibre 777A, silicon escapement and balance spring. Both represent excellent choices in the luxury watch category.

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Breguet Marine 5517TI/G2/TZ0 (titanium, slate sunburst dial, titanium bracelet)

Breguet

Marine 5517TI/G2/TZ0 (titanium, slate sunburst dial, titanium bracelet)

$10,000–$25,000

Tissot Le Locle Powermatic 80

Tissot

Le Locle Powermatic 80

$500–$1,000

Specifications Compared

FeatureBreguet Marine 5517TI/G2/TZ0 (titanium, slate sunburst dial, titanium bracelet)Tissot Le Locle Powermatic 80
Price$10,000–$25,000$500–$1,000
Case Size40mm39.3mm
MovementAutomatic, Breguet calibre 777A, silicon escapement and balance springPowermatic 80.111
Caliber Type777A, automaticETA-Based Automatic
Power ReserveAbout 55 hours80 Hours
Water Resistance100m (10 ATM)30m (3 ATM)
CrystalSapphire CrystalSapphire Crystal
Case MaterialTitanium, brushed and polished, fluted caseband, crown guard, sapphire casebackStainless Steel
OriginSwiss MadeSwiss Made (Swatch Group)

Category-by-Category Analysis

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Design & Aesthetics

Edge: Draw

Breguet's design language vs Tissot's approach

The Breguet Marine 5517TI/G2/TZ0 (titanium, slate sunburst dial, titanium bracelet) features a Titanium, brushed and polished, fluted caseband, crown guard, sapphire caseback case at 40mm with Sapphire Crystal protection. The Tissot Le Locle Powermatic 80 offers Stainless Steel construction at 39.3mm with Sapphire Crystal. Both represent their brand's distinct design philosophy and heritage.

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Movement & Performance

Edge: Tissot

Automatic, Breguet calibre 777A, silicon escapement and balance spring vs Powermatic 80.111

The Marine 5517TI/G2/TZ0 (titanium, slate sunburst dial, titanium bracelet) runs the Automatic, Breguet calibre 777A, silicon escapement and balance spring (777A, automatic, About 55 hours power reserve) at standard frequency. The Le Locle Powermatic 80 uses the Powermatic 80.111 (ETA-Based Automatic, 80 Hours reserve) at 21,600 vph (3 Hz). The Le Locle Powermatic 80 offers a longer power reserve.

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Wearability & Fit

Edge: Tissot

40mm vs 39.3mm — different wrist presence

At 40mm, the Marine 5517TI/G2/TZ0 (titanium, slate sunburst dial, titanium bracelet) has a bolder wrist presence compared to the Le Locle Powermatic 80 at 39.3mm. Water resistance differs: 100m (10 ATM) vs 30m (3 ATM).

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Value & Cost of Ownership

Edge: Tissot

Tissot sits in the lower tier

The Breguet Marine 5517TI/G2/TZ0 (titanium, slate sunburst dial, titanium bracelet) sits at $10,000–$25,000 and the Tissot Le Locle Powermatic 80 at $500–$1,000. On the specs that outlast any price: the Marine 5517TI/G2/TZ0 (titanium, slate sunburst dial, titanium bracelet) uses Sapphire Crystal with About 55 hours, against Sapphire Crystal and 80 Hours on the Le Locle Powermatic 80. Service intervals are typically 5-7 years for both.

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Water Resistance

Edge: Breguet

100m (10 ATM) vs 30m (3 ATM)

The Marine 5517TI/G2/TZ0 (titanium, slate sunburst dial, titanium bracelet) is rated to 100m (10 ATM) while the Le Locle Powermatic 80 handles 30m (3 ATM). The Marine 5517TI/G2/TZ0 (titanium, slate sunburst dial, titanium bracelet) is better suited for water activities.

Our Verdict

Breguet

Marine 5517TI/G2/TZ0 (titanium, slate sunburst dial, titanium bracelet)

Choose the Breguet Marine 5517TI/G2/TZ0 (titanium, slate sunburst dial, titanium bracelet) if you prioritize 777A, automatic engineering, Swiss Made craftsmanship, and 100m (10 ATM) water resistance. At $10,000–$25,000, it delivers Automatic, Breguet calibre 777A, silicon escapement and balance spring with About 55 hours power reserve.

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Tissot

Le Locle Powermatic 80

Choose the Tissot Le Locle Powermatic 80 if you value ETA-Based Automatic technology, Swiss Made (Swatch Group) heritage, and 39.3mm proportions. At $500–$1,000, the Powermatic 80.111 with 80 Hours power reserve makes it a compelling choice.

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The Bottom Line

The Breguet Marine 5517TI/G2/TZ0 (titanium, slate sunburst dial, titanium bracelet) and Tissot Le Locle Powermatic 80 represent two distinct approaches to fine watchmaking — the Breguet bringing Swiss Made tradition while Tissot delivers Swiss Made (Swatch Group) engineering.

Frequently Asked Questions

For water, the Breguet Marine 5517TI/G2/TZ0 (titanium, slate sunburst dial, titanium bracelet) is rated 100 m against 30 m, which is the difference between swimming and diving on one side and splashes on the other. On price, the Tissot Le Locle Powermatic 80 sits a band lower ($500–$1,000 against $10,000–$25,000), so it is the cheaper way into the category. Neither is better at everything; the spec table above shows movement, case size, water resistance and crystal side by side so you can weigh what matters to you. We do not test units, so this is the makers' data, not a bench result.
The Tissot Le Locle Powermatic 80 offers better upfront value, sitting a tier lower at $500–$1,000. However, the Breguet Marine 5517TI/G2/TZ0 (titanium, slate sunburst dial, titanium bracelet) may justify its premium with superior finishing, heritage, or resale value.
Both are suitable for daily wear. The Marine 5517TI/G2/TZ0 (titanium, slate sunburst dial, titanium bracelet) at 40mm with 100m (10 ATM) water resistance handles everyday situations. The Le Locle Powermatic 80 at 39.3mm with 30m (3 ATM) is similarly capable. Both use Sapphire Crystal, which resists scratches well.

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.