Seiko Cal. 5644 - 939

Seiko 5644-939

This Kinetic model from 1969 features a 34mm Hardlex-Coated Steel case. With its 22mm lug width and 8.7mm profile, it sits comfortably on most wrists. [seikata-wm-90b84b2ffb9e]

Also known as: World Timer, Flighty

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
34mm
Case Thickness
8.7mm
Lug Width
22mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
150m
Dial Color
Black
Jewels
22j
Frequency
36,000 bph
Power Reserve
62 hours
Year
1969

Related Models

seikata-wm-90b84b2ffb9e