Seiko Cal. 6377 - 227

Seiko 6377-227

The Seiko 6377-227 represents an important milestone in Seiko's 1967 lineup. Powered by the 6377 caliber with 35j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-91c74807d169]

Also known as: Bullhead, Arnie

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
36mm
Case Thickness
13.9mm
Lug Width
19mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
110m
Dial Color
Black
Jewels
35j
Frequency
36,000 bph
Power Reserve
51 hours
Year
1967

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