Seiko Cal. 4437 - 132

The Seiko 4437-132 represents an important milestone in Seiko's 1976 lineup. With its 21mm lug width and 10.6mm profile, it sits comfortably on most wrists. [seikata-wm-9a0e2f944d53]

Also known as: Sumo, Emperor

Specifications

Movement

Solar

Case Material

Titanium

Case Width

34mm

Case Thickness

10.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

70m

Dial Color

Navy

Jewels

22j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1976

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