Seiko Cal. 6638 - 471

Seiko 6638-471

This Spring Drive model from 1979 features a 35mm Gold-Plated case. With its 18mm lug width and 12.2mm profile, it sits comfortably on most wrists. [seikata-wm-83b5f5113c39]

Specifications

Movement
Spring Drive
Case Material
Gold-Plated
Case Width
35mm
Case Thickness
12.2mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
190m
Dial Color
Cream
Jewels
36j
Frequency
28,800 bph
Power Reserve
52 hours
Year
1979

Related Models

seikata-wm-83b5f5113c39