Seiko Cal. 4432 - 636

Seiko 4432-636

The Seiko 4432-636 represents an important milestone in Seiko's 1974 lineup. Powered by the 4432 caliber with 19j jewels beating at 28,800 bph, it delivers a 67 hours power reserve. [seikata-wm-777342112ae3]

Also known as: Samurai, Tuna

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
46mm
Case Thickness
14.2mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
180m
Dial Color
Green
Jewels
19j
Frequency
28,800 bph
Power Reserve
67 hours
Year
1974

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