Seiko Cal. 4421 - 742

Seiko 4421-742

The 4421-742 is a sought-after Quartz piece from Seiko's golden era. With its 21mm lug width and 13.6mm profile, it sits comfortably on most wrists. [seikata-wm-282abca00c8a]

Also known as: Helmet, Arnie

Specifications

Movement
Quartz
Case Material
Two-Tone
Case Width
34mm
Case Thickness
13.6mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
30m
Dial Color
Navy
Jewels
20j
Frequency
36,000 bph
Power Reserve
58 hours
Year
1987

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seikata-wm-282abca00c8a