A high-intensity titanium case with hi-beat 36000 GMT
This model incorporates Caliber 9S85, the high-specification movement delivers the same accuracy (-5 to +3 seconds a day) and the same power reserve (55 hours).
|Case back:||Screw case back|
|Glass Material:||Sapphire crystal|
|LumiBrite:||Lumibrite on hands and index(es)|
|Case size:||Diameter 46.9mm Lug-to-lug 50.8mm Thickness 17.0mm|
|Clasp type:||Three-fold clasp with secure lock & push button release, solid & slide adjuster|
|The perimeter of Band:||195mm|
|Caliber no.:||9S85 Instructions|
|Movement Type:||Automatic with manual winding|
|Power reserve:||Approx. 55 hours|
|± seconds per month:||
+5 to -3 seconds per day
|Normal usage accuracy:||+8 to -1 seconds per day|
|Magnetic resistance:||Reinforced magnetic resistance equipped|
|Other details / Features:||
The three movements at the heart of Grand Seiko
One of the world's foremost mechanical movements, the culmination of high-precision micro-engineering and the attention to detail of Seiko's expert watchmakers.
Spring Drive is a unique movement that delivers one-second-a-day precision, using just the power of a mainspring.