Seiko Cal. 4412 - 920

This Spring Drive model from 1974 features a 39mm Gold-Plated case. With its 18mm lug width and 13.4mm profile, it sits comfortably on most wrists. [seikata-wm-34655c1f125b]

Also known as: World Timer, Navigator

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

13.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Black

Jewels

29j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1974

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