Seiko Cal. 4437 - 159

The Seiko 4437-159 represents an important milestone in Seiko's 1992 lineup. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-a2d19423e6a3]

Also known as: Samurai

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

11.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Burgundy

Jewels

35j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1992

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