Seiko Cal. 4422 - 242

This Spring Drive model from 1997 features a 39mm Stainless Steel case. With its 21mm lug width and 10.5mm profile, it sits comfortably on most wrists. [seikata-wm-58d070ef5ff5]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

10.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Silver

Jewels

17j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1997

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