Seiko Cal. 6634 - 372

Seiko 6634-372

This Quartz model from 1977 features a 44mm Stainless Steel case. With its 22mm lug width and 12.3mm profile, it sits comfortably on most wrists. [seikata-wm-8dcf4b06ade2]

Also known as: Monster, Sumo

Specifications

Movement
Quartz
Case Material
Stainless Steel
Case Width
44mm
Case Thickness
12.3mm
Lug Width
22mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
70m
Dial Color
Champagne
Jewels
23j
Frequency
28,800 bph
Power Reserve
40 hours
Year
1977

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