Seiko Cal. 5631 - 744

Seiko 5631-744

This Hand-Winding model from 1982 features a 39mm Two-Tone case. The Inner Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-cdd238a5678c]

Specifications

Movement
Hand-Winding
Case Material
Two-Tone
Case Width
39mm
Case Thickness
14.0mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
70m
Dial Color
Burgundy
Jewels
25j
Frequency
21,600 bph
Power Reserve
55 hours
Year
1982

Related Models

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