Seiko Cal. 3813 - 847

Seiko 3813-847

This Solar model from 1974 features a 37mm PVD Black case. With its 21mm lug width and 13.2mm profile, it sits comfortably on most wrists. [seikata-wm-c24c512b9cf2]

Also known as: Bullhead, Crown

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
37mm
Case Thickness
13.2mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
80m
Dial Color
White
Jewels
36j
Frequency
21,600 bph
Power Reserve
67 hours
Year
1974

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