Seiko Cal. 4428 - 551

Seiko 4428-551

This Kinetic model from 1979 features a 40mm Stainless Steel case. With its 21mm lug width and 14.5mm profile, it sits comfortably on most wrists. [seikata-wm-31d75e27d38d]

Specifications

Movement
Kinetic
Case Material
Stainless Steel
Case Width
40mm
Case Thickness
14.5mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
150m
Dial Color
Blue Sunburst
Jewels
25j
Frequency
36,000 bph
Power Reserve
71 hours
Year
1979

Related Models

seikata-wm-31d75e27d38d