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Grand Seiko SLGA001
$11,100Stock unknown
Case
- Diameter
- 46.9mm
- Thickness
- 16mm
- Lug-to-lug
- 50.8mm
- Lug width
- 23mm
- Material
- Titanium
Crystal & dial
- Crystal
- Sapphire
Movement
- Caliber
- Grand Seiko 9RA5
- Type
- Spring Drive
- Power reserve
- 120h
Design language
- Case shape
- round
- Dial style
- sunburst
- Bezel
- rotating
- Bracelet
- lug-attached
- Hands
- mercedes
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SLGA001 collection · 18 watches
Market
Retail$11,100
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Closed · 90d0Asking-price history
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Retail stock & market context
Grand Seiko on the secondhand market
+7.6%
2026 so far · +4.0% to +12.2% · 41 matched watches
In line with the index
Divers as a group: +6.5% · 340 matched watches
Year-by-year readings →Similar watches
Community
The Grand Seiko SLGA001 is praised for its technical achievements, featuring the new 9RA5 Spring Drive movement with a five-day power reserve and exceptional accuracy of ±0.5 seconds per day. Reviewers note its high-intensity titanium construction and short lugs contribute to surprising wearability despite the 46.9mm case size, with a virtually scratch-proof finish. Some reviewers find the 47mm case substantial and would have preferred the new movement in a slimmer watch, though they acknowledge the dive watch's capability-focused design and the movement's technological advancements. Overall, reviewers rate the Grand Seiko SLGA001 highly for its advanced Spring Drive movement and wearable titanium construction in a professional dive watch package.
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