Seiko Cal. 4436 - 122

This Hand-Winding model from 1979 features a 42mm PVD Black case. With its 18mm lug width and 11.7mm profile, it sits comfortably on most wrists. [seikata-wm-579bc5ffc361]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

42mm

Case Thickness

11.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

30m

Dial Color

Cream

Jewels

22j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1979

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