Seiko Cal. 3811 - 314

Seiko 3811-314

This Spring Drive model from 1971 features a 36mm PVD Black case. Powered by the 3811 caliber with 36j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-47213e208ebf]

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
36mm
Case Thickness
13.2mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
80m
Dial Color
Green
Jewels
36j
Frequency
21,600 bph
Power Reserve
50 hours
Year
1971

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