Seiko Cal. 6636 - 397

Seiko 6636-397

This Kinetic model from 1974 features a 35mm Titanium case. Powered by the 6636 caliber with 21j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-3af252afa078]

Specifications

Movement
Kinetic
Case Material
Titanium
Case Width
35mm
Case Thickness
15.4mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
100m
Dial Color
Burgundy
Jewels
21j
Frequency
28,800 bph
Power Reserve
71 hours
Year
1974

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seikata-wm-3af252afa078