Seiko Cal. 6638 - 623

Seiko 6638-623

This Spring Drive model from 1976 features a 45mm Stainless Steel case. With its 22mm lug width and 10.2mm profile, it sits comfortably on most wrists. [seikata-wm-e281441eabb8]

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
45mm
Case Thickness
10.2mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
180m
Dial Color
White
Jewels
32j
Frequency
36,000 bph
Power Reserve
48 hours
Year
1976

Related Models

seikata-wm-e281441eabb8