Seiko Cal. 5631 - 621

Seiko 5631-621

This Kinetic model from 1967 features a 34mm Titanium case. The Fixed bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-37829e643c54]

Also known as: UFO

Specifications

Movement
Kinetic
Case Material
Titanium
Case Width
34mm
Case Thickness
8.4mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
180m
Dial Color
Navy
Jewels
29j
Frequency
28,800 bph
Power Reserve
47 hours
Year
1967

Related Models

seikata-wm-37829e643c54