Seiko Cal. 4581 - 404

Seiko 4581-404

This Kinetic model from 1977 features a 38mm Hardlex-Coated Steel case. Powered by the 4581 caliber with 26j jewels beating at 21,600 bph, it delivers a 51 hours power reserve. [seikata-wm-ecd0538f0185]

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
38mm
Case Thickness
8.3mm
Lug Width
18mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
180m
Dial Color
White
Jewels
26j
Frequency
21,600 bph
Power Reserve
51 hours
Year
1977

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