Seiko Cal. 3831 - 602

Seiko 3831-602

This Automatic model from 1987 features a 43mm Hardlex-Coated Steel case. With its 22mm lug width and 15.1mm profile, it sits comfortably on most wrists. [seikata-wm-956684ceaec0]

Also known as: Sportsmatic

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
43mm
Case Thickness
15.1mm
Lug Width
22mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
100m
Dial Color
Burgundy
Jewels
20j
Frequency
36,000 bph
Power Reserve
57 hours
Year
1987

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