Seiko Cal. 5657 - 444

Seiko 5657-444

This Hand-Winding model from 1983 features a 37mm Hardlex-Coated Steel case. The Fixed bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-b41d2e87b1b3]

Also known as: Navigator

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
37mm
Case Thickness
15.7mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
150m
Dial Color
Navy
Jewels
30j
Frequency
28,800 bph
Power Reserve
44 hours
Year
1983

Related Models

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