Seiko Cal. 5661 - 631

Seiko 5661-631

This Automatic model from 1979 features a 39mm Stainless Steel case. With its 20mm lug width and 8.2mm profile, it sits comfortably on most wrists. [seikata-wm-4f4076660675]

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
39mm
Case Thickness
8.2mm
Lug Width
20mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
190m
Dial Color
Green
Jewels
32j
Frequency
36,000 bph
Power Reserve
58 hours
Year
1979

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seikata-wm-4f4076660675