Seiko Cal. 4420 - 162

Seiko 4420-162

This Automatic model from 1976 features a 44mm Two-Tone case. Powered by the 4420 caliber with 24j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-c575a3159e4c]

Also known as: Sumo, Arnie

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
44mm
Case Thickness
8.3mm
Lug Width
22mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
100m
Dial Color
Silver
Jewels
24j
Frequency
21,600 bph
Power Reserve
64 hours
Year
1976

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