Seiko Cal. 3864 - 630

Seiko 3864-630

This Automatic model from 1985 features a 36mm Hardlex-Coated Steel case. The Inner Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-9cdfb72677e1]

Also known as: Monster, World Timer

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
36mm
Case Thickness
8.3mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
110m
Dial Color
Silver
Jewels
26j
Frequency
28,800 bph
Power Reserve
71 hours
Year
1985

Related Models

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