Seiko Cal. 4423 - 872

Seiko 4423-872

This Hand-Winding model from 1978 features a 44mm Titanium case. With its 19mm lug width and 13.2mm profile, it sits comfortably on most wrists. [seikata-wm-d37a1308fcb6]

Also known as: Sportsmatic

Specifications

Movement
Hand-Winding
Case Material
Titanium
Case Width
44mm
Case Thickness
13.2mm
Lug Width
19mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
60m
Dial Color
Green
Jewels
25j
Frequency
21,600 bph
Power Reserve
52 hours
Year
1978

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