Seiko Cal. 6311 - 935

Seiko 6311-935

This Hand-Winding model from 1971 features a 44mm Two-Tone case. Powered by the 6311 caliber with 31j jewels beating at 21,600 bph, it delivers a 61 hours power reserve. [seikata-wm-48c9db883340]

Specifications

Movement
Hand-Winding
Case Material
Two-Tone
Case Width
44mm
Case Thickness
9.4mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
120m
Dial Color
Black
Jewels
31j
Frequency
21,600 bph
Power Reserve
61 hours
Year
1971

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seikata-wm-48c9db883340