LoupeLabGrand Seiko Caliber 9S66
Seiko · Automatic
The Seiko caliber 9S66 is an in-house movement found in a Grand Seiko GMT Limited Edition. This caliber is essentially an upgrade from GS cal. 9S56 which offered a lower 48 hr power reserve. The 9S66 found in the limited edition GMT has a blue titanium/tungsten rotor featuring a Grand Seiko lion crest. Additional Resources: Read more: Official 9S66 operating instructions from Seiko Grand Seiko GMT Anniversary Limited Edition Review Be respectful and keep comments on the topic of Grand Seiko Caliber 9S66. Off-topic/general watch questions belong in the forum.
TypeAutomatic
Jewels35
Frequency28,800vph
Power Reserve72hrs
Specifications
TypeAutomatic
Jewels35
Frequency28,800 bph
Power Reserve72 hours
Diameter--
Height--
Accuracy--
Lift Angle--
Complications
GMT
Also Known As
9S66CaliberCal. Grand Seiko Caliber 9S66Caliber
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Watches Using This Caliber
No watches linked to this caliber yet.
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