Seiko Cal. 6642 - 505

Seiko 6642-505

This Spring Drive model from 1990 features a 36mm Stainless Steel case. With its 22mm lug width and 13.1mm profile, it sits comfortably on most wrists. [seikata-wm-8d9f88563282]

Also known as: Monster, UFO

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
36mm
Case Thickness
13.1mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
110m
Dial Color
Cream
Jewels
21j
Frequency
36,000 bph
Power Reserve
60 hours
Year
1990

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