Seiko Cal. 4421 - 291

Seiko 4421-291

This Automatic model from 1988 features a 44mm Two-Tone case. With its 22mm lug width and 10.3mm profile, it sits comfortably on most wrists. [seikata-wm-e82b513e8d8d]

Also known as: Tuna, Bullhead

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
44mm
Case Thickness
10.3mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
110m
Dial Color
Silver
Jewels
29j
Frequency
21,600 bph
Power Reserve
60 hours
Year
1988

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