Seiko Cal. 4421 - 923

Seiko 4421-923

This Automatic model from 1978 features a 46mm Two-Tone case. With its 20mm lug width and 13.7mm profile, it sits comfortably on most wrists. [seikata-wm-7bb2472e91d6]

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
46mm
Case Thickness
13.7mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
140m
Dial Color
Blue Sunburst
Jewels
23j
Frequency
36,000 bph
Power Reserve
41 hours
Year
1978

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