Seiko Cal. 7139 - 431

Seiko 7139-431

This Automatic model from 1980 features a 36mm Stainless Steel case. With its 18mm lug width and 10.2mm profile, it sits comfortably on most wrists. [seikata-wm-1567aca51f1e]

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
36mm
Case Thickness
10.2mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
190m
Dial Color
Blue Sunburst
Jewels
30j
Frequency
28,800 bph
Power Reserve
44 hours
Year
1980

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seikata-wm-1567aca51f1e