Seiko Cal. 4491 - 181

This Automatic model from 1970 features a 38mm Stainless Steel case. With its 21mm lug width and 10.5mm profile, it sits comfortably on most wrists. [seikata-wm-f2d3a75ca3ed]

Also known as: Helmet, Crown

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

10.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Cream

Jewels

32j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1970

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