Seiko Cal. 5638 - 295

Seiko 5638-295

This Quartz model from 1971 features a 41mm PVD Black case. With its 21mm lug width and 13.0mm profile, it sits comfortably on most wrists. [seikata-wm-0256af75251e]

Also known as: Silverwave, Sea Horse

Specifications

Movement
Quartz
Case Material
PVD Black
Case Width
41mm
Case Thickness
13.0mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
50m
Dial Color
Navy
Jewels
34j
Frequency
21,600 bph
Power Reserve
71 hours
Year
1971

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