Seiko Cal. 4440 - 354

Seiko 4440-354

This Automatic model from 1980 features a 40mm Hardlex-Coated Steel case. Powered by the 4440 caliber with 27j jewels beating at 21,600 bph, it delivers a 38 hours power reserve. [seikata-wm-3bb6163e8a18]

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
40mm
Case Thickness
9.4mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
180m
Dial Color
Black
Jewels
27j
Frequency
21,600 bph
Power Reserve
38 hours
Year
1980

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seikata-wm-3bb6163e8a18