Seiko Cal. 4428 - 404

Seiko 4428-404

This Hand-Winding model from 1979 features a 40mm Hardlex-Coated Steel case. The Fixed bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-de8a74286403]

Also known as: Navigator

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
40mm
Case Thickness
9.4mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
100m
Dial Color
Blue Sunburst
Jewels
25j
Frequency
21,600 bph
Power Reserve
61 hours
Year
1979

Related Models

seikata-wm-de8a74286403