Seiko Cal. 4446 - 643

Seiko 4446-643

This Automatic model from 1969 features a 38mm Hardlex-Coated Steel case. Powered by the 4446 caliber with 26j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-c196a0101552]

Also known as: Sea Horse, Flighty

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
38mm
Case Thickness
9.7mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
150m
Dial Color
Silver
Jewels
26j
Frequency
21,600 bph
Power Reserve
49 hours
Year
1969

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seikata-wm-c196a0101552