Seiko Cal. 3817 - 851

Seiko 3817-851

This Spring Drive model from 1978 features a 42mm Hardlex-Coated Steel case. With its 22mm lug width and 11.0mm profile, it sits comfortably on most wrists. [seikata-wm-dd3e13293462]

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
42mm
Case Thickness
11.0mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
80m
Dial Color
Burgundy
Jewels
29j
Frequency
28,800 bph
Power Reserve
55 hours
Year
1978

Related Models

seikata-wm-dd3e13293462