Seiko Cal. 4585 - 222

This Spring Drive model from 1974 features a 36mm Titanium case. With its 22mm lug width and 9.8mm profile, it sits comfortably on most wrists. [seikata-wm-3fb75f499af5]

Also known as: Helmet, Arnie

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

9.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Black

Jewels

33j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1974

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