Seiko Cal. 4422 - 176

The 4422-176 is a sought-after Spring Drive piece from Seiko's golden era. With its 19mm lug width and 14.7mm profile, it sits comfortably on most wrists. [seikata-wm-4f3c6778e50c]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

14.7mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1979

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