Seiko Cal. 6638 - 951

Seiko 6638-951

This Spring Drive model from 1979 features a 38mm Stainless Steel case. With its 18mm lug width and 14.1mm profile, it sits comfortably on most wrists. [seikata-wm-0c5f635a73db]

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
38mm
Case Thickness
14.1mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
180m
Dial Color
Burgundy
Jewels
31j
Frequency
36,000 bph
Power Reserve
68 hours
Year
1979

Related Models

seikata-wm-0c5f635a73db