Seiko Cal. 5631 - 770

Seiko 5631-770

This Hand-Winding model from 1989 features a 38mm Stainless Steel case. The Coin-Edge bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-98421143f7ee]

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
38mm
Case Thickness
10.1mm
Lug Width
22mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
110m
Dial Color
Burgundy
Jewels
25j
Frequency
28,800 bph
Power Reserve
72 hours
Year
1989

Related Models

seikata-wm-98421143f7ee