Seiko Cal. 4577 - 637

Seiko 4577-637

This Kinetic model from 1975 features a 42mm Hardlex-Coated Steel case. The Coin-Edge bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-7f44df0c5c45]

Also known as: Navigator

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
42mm
Case Thickness
13.6mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
140m
Dial Color
Blue Sunburst
Jewels
36j
Frequency
28,800 bph
Power Reserve
41 hours
Year
1975

Related Models

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