Seiko Cal. 5644 - 424

Seiko 5644-424

This Kinetic model from 1976 features a 40mm Gold-Plated case. The Bidirectional bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-66a04364a93a]

Also known as: Bullhead, Sportsmatic

Specifications

Movement
Kinetic
Case Material
Gold-Plated
Case Width
40mm
Case Thickness
12.5mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
130m
Dial Color
Burgundy
Jewels
24j
Frequency
36,000 bph
Power Reserve
52 hours
Year
1976

Related Models

seikata-wm-66a04364a93a