Seiko Cal. 4437 - 197

The Seiko 4437-197 represents an important milestone in Seiko's 1977 lineup. The Fixed bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-632b2d3bf84c]

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

8.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

60m

Dial Color

Champagne

Jewels

24j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1977

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