Seiko Cal. 4447 - 364

Seiko 4447-364

This Quartz model from 1976 features a 41mm Hardlex-Coated Steel case. Powered by the 4447 caliber with 20j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-e4c732afed5c]

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
41mm
Case Thickness
14.1mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
170m
Dial Color
Champagne
Jewels
20j
Frequency
21,600 bph
Power Reserve
64 hours
Year
1976

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