Seiko Cal. 6636 - 135

Seiko 6636-135

This Automatic model from 1976 features a 39mm Hardlex-Coated Steel case. The Fixed bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-7f34860eea5f]

Also known as: Panda, Navigator

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
39mm
Case Thickness
10.2mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
150m
Dial Color
Green
Jewels
35j
Frequency
21,600 bph
Power Reserve
64 hours
Year
1976

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