Seiko Cal. 6636 - 887

Seiko 6636-887

This Solar model from 1968 features a 44mm PVD Black case. With its 22mm lug width and 13.1mm profile, it sits comfortably on most wrists. [seikata-wm-c23de3d1ef01]

Also known as: Samurai

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
44mm
Case Thickness
13.1mm
Lug Width
22mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
90m
Dial Color
Navy
Jewels
34j
Frequency
28,800 bph
Power Reserve
64 hours
Year
1968

Related Models

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