Seiko Cal. 4531 - 550

Seiko 4531-550

This Solar model from 1980 features a 40mm Titanium case. The Bidirectional bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-56907400dbb4]

Also known as: Monster, Tuna

Specifications

Movement
Solar
Case Material
Titanium
Case Width
40mm
Case Thickness
14.5mm
Lug Width
22mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
150m
Dial Color
Navy
Jewels
26j
Frequency
21,600 bph
Power Reserve
44 hours
Year
1980

Related Models

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