Seiko Cal. 6636 - 445

Seiko 6636-445

The 6636-445 is a sought-after Automatic piece from Seiko's golden era. The Fixed bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-d0e5487bf5f2]

Also known as: Flighty

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
37mm
Case Thickness
9.8mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
150m
Dial Color
Black
Jewels
22j
Frequency
21,600 bph
Power Reserve
68 hours
Year
1979

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