Seiko Cal. 6638 - 971

Seiko 6638-971

This Hand-Winding model from 1990 features a 35mm Stainless Steel case. The Coin-Edge bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-e7cbaf42b850]

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
35mm
Case Thickness
12.2mm
Lug Width
22mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
110m
Dial Color
Cream
Jewels
18j
Frequency
28,800 bph
Power Reserve
52 hours
Year
1990

Related Models

seikata-wm-e7cbaf42b850