Seiko Cal. 4421 - 812

The 4421-812 is a sought-after Automatic piece from Seiko's golden era. With its 22mm lug width and 11.8mm profile, it sits comfortably on most wrists. [seikata-wm-2a104a804288]

Also known as: Bullhead, Sportsmatic

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

46mm

Case Thickness

11.8mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

29j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1986

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