Seiko Cal. 5661 - 405

Seiko 5661-405

This Solar model from 1980 features a 40mm Titanium case. With its 21mm lug width and 8.7mm profile, it sits comfortably on most wrists. [seikata-wm-dbd9d033a154]

Also known as: Sumo

Specifications

Movement
Solar
Case Material
Titanium
Case Width
40mm
Case Thickness
8.7mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
190m
Dial Color
Champagne
Jewels
25j
Frequency
28,800 bph
Power Reserve
69 hours
Year
1980

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seikata-wm-dbd9d033a154