Seiko Cal. 5666 - 646

Seiko 5666-646

This Automatic model from 1974 features a 36mm Titanium case. With its 18mm lug width and 11.6mm profile, it sits comfortably on most wrists. [seikata-wm-31bb364e97ec]

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
36mm
Case Thickness
11.6mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
180m
Dial Color
Cream
Jewels
36j
Frequency
28,800 bph
Power Reserve
42 hours
Year
1974

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