Seiko Cal. 6631 - 719

Seiko 6631-719

This Automatic model from 1978 features a 35mm Stainless Steel case. The Inner Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-869d36f82d99]

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
35mm
Case Thickness
9.4mm
Lug Width
22mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
140m
Dial Color
Champagne
Jewels
17j
Frequency
21,600 bph
Power Reserve
45 hours
Year
1978

Related Models

seikata-wm-869d36f82d99