Seiko Cal. 4520 - 577

Seiko 4520-577

This Solar model from 1980 features a 43mm Titanium case. The Bidirectional bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-1c5dc960b13b]

Also known as: Tuna, Bullhead

Specifications

Movement
Solar
Case Material
Titanium
Case Width
43mm
Case Thickness
12.6mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
80m
Dial Color
Green
Jewels
24j
Frequency
21,600 bph
Power Reserve
37 hours
Year
1980

Related Models

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