Head-to-Head Comparison

Updated September 5, 2026

Girard-Perregaux Vintage 1945 XXL Large Date Moon Phases skeleton 25882-11-421 (steel, blue openworked dial, bracelet) vs Tissot Le Locle Powermatic 80

Girard-Perregaux'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 Girard-Perregaux Vintage 1945 XXL Large Date Moon Phases skeleton 25882-11-421 (steel, blue openworked dial, bracelet) ($10,000–$25,000). The Le Locle Powermatic 80 measures 39.3mm and is rated 30m (3 ATM). The Vintage 1945 XXL Large Date Moon Phases skeleton 25882-11-421 (steel, blue openworked dial, bracelet) justifies its premium with Swiss Made heritage and Automatic, Girard-Perregaux calibre GP03300-0105, openworked. Both represent excellent choices in the luxury watch category.

Girard-PerregauxVintage 1945 XXL Large Date Moon Phases skeleton 25882-11-421 (steel, blue openworked dial, bracelet)$10,000–$25,000 Check price TissotLe Locle Powermatic 80$500–$1,000 Check price

Transparency — We earn a small commission on purchases made through our Amazon links. This doesn't affect our editorial independence.

Girard-Perregaux

Vintage 1945 XXL Large Date Moon Phases skeleton 25882-11-421 (steel, blue openworked dial, bracelet)

$10,000–$25,000

Check Price Full Review

Tissot

Le Locle Powermatic 80

$500–$1,000

Check Price Full Review

Specifications Compared

Feature	Girard-Perregaux Vintage 1945 XXL Large Date Moon Phases skeleton 25882-11-421 (steel, blue openworked dial, bracelet)	Tissot Le Locle Powermatic 80
Price	$10,000–$25,000	$500–$1,000
Case Size	About 36.1 x 35.25mm, curved rectangle	39.3mm
Movement	Automatic, Girard-Perregaux calibre GP03300-0105, openworked	Powermatic 80.111
Caliber Type	GP03300, automatic	ETA-Based Automatic
Power Reserve	About 46 hours	80 Hours
Water Resistance	30m (3 ATM)	30m (3 ATM)
Crystal	Sapphire Crystal, curved	Sapphire Crystal
Case Material	Stainless steel, sapphire caseback	Stainless Steel
Origin	Swiss Made	Swiss Made (Swatch Group)

Category-by-Category Analysis

🎨

Design & Aesthetics

Edge: Draw

Girard-Perregaux's design language vs Tissot's approach

The Girard-Perregaux Vintage 1945 XXL Large Date Moon Phases skeleton 25882-11-421 (steel, blue openworked dial, bracelet) features a Stainless steel, sapphire caseback case at About 36.1 x 35.25mm, curved rectangle with Sapphire Crystal, curved 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.

⚙️

Movement & Performance

Edge: Tissot

Automatic, Girard-Perregaux calibre GP03300-0105, openworked vs Powermatic 80.111

The Vintage 1945 XXL Large Date Moon Phases skeleton 25882-11-421 (steel, blue openworked dial, bracelet) runs the Automatic, Girard-Perregaux calibre GP03300-0105, openworked (GP03300, automatic, About 46 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.

📏

Wearability & Fit

Edge: Girard-Perregaux

About 36.1 x 35.25mm, curved rectangle vs 39.3mm — different wrist presence

At About 36.1 x 35.25mm, curved rectangle, the Vintage 1945 XXL Large Date Moon Phases skeleton 25882-11-421 (steel, blue openworked dial, bracelet) wears more compactly on smaller wrists compared to the Le Locle Powermatic 80 at 39.3mm. Water resistance differs: 30m (3 ATM) vs 30m (3 ATM).

💰

Value & Cost of Ownership

Edge: Tissot

Tissot sits in the lower tier

The Girard-Perregaux Vintage 1945 XXL Large Date Moon Phases skeleton 25882-11-421 (steel, blue openworked dial, 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 Vintage 1945 XXL Large Date Moon Phases skeleton 25882-11-421 (steel, blue openworked dial, bracelet) uses Sapphire Crystal, curved with About 46 hours, against Sapphire Crystal and 80 Hours on the Le Locle Powermatic 80. Service intervals are typically 5-7 years for both.

💧

Water Resistance

Edge: Draw

30m (3 ATM) vs 30m (3 ATM)

The Vintage 1945 XXL Large Date Moon Phases skeleton 25882-11-421 (steel, blue openworked dial, bracelet) is rated to 30m (3 ATM) while the Le Locle Powermatic 80 handles 30m (3 ATM). Both offer identical water resistance ratings.

Our Verdict

Girard-Perregaux

Vintage 1945 XXL Large Date Moon Phases skeleton 25882-11-421 (steel, blue openworked dial, bracelet)

Choose the Girard-Perregaux Vintage 1945 XXL Large Date Moon Phases skeleton 25882-11-421 (steel, blue openworked dial, bracelet) if you prioritize GP03300, automatic engineering, Swiss Made craftsmanship, and 30m (3 ATM) water resistance. At $10,000–$25,000, it delivers Automatic, Girard-Perregaux calibre GP03300-0105, openworked with About 46 hours power reserve.

Check Price on Amazon

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.

Check Price on Amazon

Try Prime Free — Free Shipping on Both Watches Students & 18–24: start Prime for Young Adults free

The Bottom Line

The Girard-Perregaux Vintage 1945 XXL Large Date Moon Phases skeleton 25882-11-421 (steel, blue openworked dial, bracelet) and Tissot Le Locle Powermatic 80 represent two distinct approaches to fine watchmaking — the Girard-Perregaux bringing Swiss Made tradition while Tissot delivers Swiss Made (Swatch Group) engineering.

Frequently Asked Questions

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 Girard-Perregaux Vintage 1945 XXL Large Date Moon Phases skeleton 25882-11-421 (steel, blue openworked dial, bracelet) may justify its premium with superior finishing, heritage, or resale value.

Both are suitable for daily wear. The Vintage 1945 XXL Large Date Moon Phases skeleton 25882-11-421 (steel, blue openworked dial, bracelet) at About 36.1 x 35.25mm, curved rectangle with 30m (3 ATM) water resistance handles everyday situations. The Le Locle Powermatic 80 at 39.3mm with 30m (3 ATM) is similarly capable. The Vintage 1945 XXL Large Date Moon Phases skeleton 25882-11-421 (steel, blue openworked dial, bracelet) uses Sapphire Crystal, curved while the Le Locle Powermatic 80 uses Sapphire Crystal.

More Comparisons

Hamilton Khaki Field Mechanical vs Tissot Le Locle

Wind it yourself, or let it wind itself

Tag Heuer Carrera Chronograph vs Girard-Perregaux Vintage 1945 XXL Large Date Moon Phases skeleton 25882-11-421 (steel, blue openworked dial, bracelet)

Tag Heuer's chronograph meets Girard-Perregaux's timepiece

Tag Heuer Carrera Chronograph vs Tissot Le Locle Powermatic 80

Tag Heuer's chronograph meets Tissot's dress watch

Explore These Watches

Girard-Perregaux Vintage 1945 XXL Large Date Moon Phases skeleton 25882-11-421 (steel, blue openworked dial, bracelet) — Full Review Tissot Le Locle Powermatic 80 — Full Review Browse All Guides

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.