Grand Seiko
Evolution 9 Collection
Exterior +
High-intensity titanium 5
Stainless steel 3
Band Material +
High-intensity titanium 5
Stainless steel 3
Glass Coating +
Anti-reflective coating on inner surface 10
Glass Material +
Sapphire crystal 1
Box shaped sapphire crystal 4
Dual-curved sapphire crystal 4
Sapphire 1
Movement +
Automatic with manual winding 4
Spring Drive 7
Spring Drive - Powered By The Movement of the Wearer 1
Water Resistance +
10 bar 9
±15 seconds per month (±1 second per day) 1
Divers 200 Meters 1
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