Seiko Cal. 4428 - 441

Seiko 4428-441

This Solar model from 1979 features a 38mm Hardlex-Coated Steel case. The Fixed bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-d7bd572fcbdb]

Also known as: Navigator, Baby Tuna

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
38mm
Case Thickness
14.3mm
Lug Width
18mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
180m
Dial Color
White
Jewels
27j
Frequency
28,800 bph
Power Reserve
71 hours
Year
1979

Related Models

seikata-wm-d7bd572fcbdb