Seiko Prospex 62MAS Modern Re-interpretation vs Tissot Seastar 1000 Automatic
Two divers compared — $1,000–$1,500 vs $500–$1,000
Quick Verdict
The Tissot Seastar 1000 Automatic ($500–$1,000) delivers ETA/Tissot Automatic technology in the tier below the Seiko Prospex 62MAS Modern Re-interpretation ($1,000–$1,500). The Seastar 1000 Automatic measures 40mm and is rated 300m (30 ATM). The Prospex 62MAS Modern Re-interpretation justifies its premium with Made in Japan heritage and Automatic 6R35. Both represent excellent choices in the diver category.
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Specifications Compared
| Feature | Seiko Prospex 62MAS Modern Re-interpretation | Tissot Seastar 1000 Automatic |
|---|---|---|
| Price | $1,000–$1,500 | $500–$1,000 |
| Case Size | 40.5mm | 40mm |
| Movement | Automatic 6R35 | Automatic Powermatic 80 (Caliber 80.111) |
| Caliber Type | Seiko In-House Automatic | ETA/Tissot Automatic |
| Power Reserve | 70 Hours | 80 Hours |
| Water Resistance | 200m (20 ATM) | 300m (30 ATM) |
| Crystal | Sapphire | Sapphire Crystal |
| Case Material | Stainless Steel with Super-Hard Coating | Stainless Steel |
| Origin | Made in Japan | Swiss Made |
Category-by-Category Analysis
Design & Aesthetics
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 Seastar 1000 Automatic offers Stainless Steel construction at 40mm with Sapphire Crystal. Both represent their brand's distinct design philosophy and heritage.
Movement & Performance
Automatic 6R35 vs Automatic Powermatic 80 (Caliber 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 Seastar 1000 Automatic uses the Automatic Powermatic 80 (Caliber 80.111) (ETA/Tissot Automatic, 80 Hours reserve) at 21,600 vph (3 Hz). The Seastar 1000 Automatic offers a longer power reserve.
Wearability & Fit
40.5mm vs 40mm — different wrist presence
At 40.5mm, the Prospex 62MAS Modern Re-interpretation has a bolder wrist presence compared to the Seastar 1000 Automatic at 40mm. Water resistance differs: 200m (20 ATM) vs 300m (30 ATM).
Value & Cost of Ownership
Tissot sits in the lower tier
The Seiko Prospex 62MAS Modern Re-interpretation sits at $1,000–$1,500 and the Tissot Seastar 1000 Automatic 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 Seastar 1000 Automatic. Service intervals are typically 5-7 years for both.
Water Resistance
200m (20 ATM) vs 300m (30 ATM)
The Prospex 62MAS Modern Re-interpretation is rated to 200m (20 ATM) while the Seastar 1000 Automatic handles 300m (30 ATM). The Seastar 1000 Automatic offers superior water resistance.
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.
Check Price on AmazonTissot
Seastar 1000 Automatic
Choose the Tissot Seastar 1000 Automatic if you value ETA/Tissot Automatic technology, Swiss Made heritage, and 40mm proportions. At $500–$1,000, the Automatic Powermatic 80 (Caliber 80.111) with 80 Hours power reserve makes it a compelling choice.
Check Price on AmazonThe Bottom Line
The Seiko Prospex 62MAS Modern Re-interpretation and Tissot Seastar 1000 Automatic represent two distinct approaches to the diver category — the Seiko bringing Made in Japan tradition while Tissot delivers Swiss Made 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.