Head-to-Head Comparison

Seiko Prospex 62MAS Modern Re-interpretation vs Tissot Le Locle Powermatic 80

Seiko's diver 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 Seiko Prospex 62MAS Modern Re-interpretation ($1,000–$1,500). The Le Locle Powermatic 80 measures 39.3mm and is rated 30m (3 ATM). The Prospex 62MAS Modern Re-interpretation justifies its premium with Made in Japan heritage and Automatic 6R35. Both represent excellent choices in the luxury watch category.

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Seiko Prospex 62MAS Modern Re-interpretation

Seiko

Prospex 62MAS Modern Re-interpretation

$1,000–$1,500

Tissot Le Locle Powermatic 80

Tissot

Le Locle Powermatic 80

$500–$1,000

Specifications Compared

FeatureSeiko Prospex 62MAS Modern Re-interpretationTissot Le Locle Powermatic 80
Price$1,000–$1,500$500–$1,000
Case Size40.5mm39.3mm
MovementAutomatic 6R35Powermatic 80.111
Caliber TypeSeiko In-House AutomaticETA-Based Automatic
Power Reserve70 Hours80 Hours
Water Resistance200m (20 ATM)30m (3 ATM)
CrystalSapphireSapphire Crystal
Case MaterialStainless Steel with Super-Hard CoatingStainless Steel
OriginMade in JapanSwiss Made (Swatch Group)

Category-by-Category Analysis

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Design & Aesthetics

Edge: Draw

Seiko's design language vs Tissot's approach

The Seiko Prospex 62MAS Modern Re-interpretation features a Stainless Steel with Super-Hard Coating case at 40.5mm with Sapphire 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 6R35 vs Powermatic 80.111

The Prospex 62MAS Modern Re-interpretation runs the Automatic 6R35 (Seiko In-House Automatic, 70 Hours power reserve) at 21,600 vph (3 Hz) 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

40.5mm vs 39.3mm — different wrist presence

At 40.5mm, the Prospex 62MAS Modern Re-interpretation has a bolder wrist presence compared to the Le Locle Powermatic 80 at 39.3mm. Water resistance differs: 200m (20 ATM) vs 30m (3 ATM).

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Value & Cost of Ownership

Edge: Tissot

Tissot sits in the lower tier

The Seiko Prospex 62MAS Modern Re-interpretation sits at $1,000–$1,500 and the Tissot Le Locle Powermatic 80 at $500–$1,000. On the specs that outlast any price: the Prospex 62MAS Modern Re-interpretation uses Sapphire with 70 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: Seiko

200m (20 ATM) vs 30m (3 ATM)

The Prospex 62MAS Modern Re-interpretation is rated to 200m (20 ATM) while the Le Locle Powermatic 80 handles 30m (3 ATM). The Prospex 62MAS Modern Re-interpretation is better suited for water activities.

Our Verdict

Seiko

Prospex 62MAS Modern Re-interpretation

Choose the Seiko Prospex 62MAS Modern Re-interpretation if you prioritize Seiko In-House Automatic engineering, Made in Japan craftsmanship, and 200m (20 ATM) water resistance. At $1,000–$1,500, it delivers Automatic 6R35 with 70 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 Seiko Prospex 62MAS Modern Re-interpretation and Tissot Le Locle Powermatic 80 represent two distinct approaches to fine watchmaking — the Seiko bringing Made in Japan tradition while Tissot delivers Swiss Made (Swatch Group) engineering.

Frequently Asked Questions

Neither is objectively better — they serve different preferences. The Seiko Prospex 62MAS Modern Re-interpretation ($1,000–$1,500) offers Automatic 6R35 with 70 Hours power reserve, while the Tissot Le Locle Powermatic 80 ($500–$1,000) features Powermatic 80.111 with 30m (3 ATM) water resistance. Choose based on your priorities: Made in Japan craftsmanship vs Swiss Made (Swatch Group) engineering.
The Tissot Le Locle Powermatic 80 offers better upfront value, sitting a tier lower at $500–$1,000. However, the Seiko Prospex 62MAS Modern Re-interpretation may justify its premium with superior finishing, heritage, or resale value.
Both are suitable for daily wear. The Prospex 62MAS Modern Re-interpretation at 40.5mm with 200m (20 ATM) water resistance handles everyday situations. The Le Locle Powermatic 80 at 39.3mm with 30m (3 ATM) is similarly capable. The Prospex 62MAS Modern Re-interpretation uses Sapphire while the Le Locle Powermatic 80 uses Sapphire Crystal.

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.