Seiko Cal. 4437 - 851

The Seiko 4437-851 represents an important milestone in Seiko's 1983 lineup. The Fixed bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-af9e7fbf3224]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

43mm

Case Thickness

10.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

40m

Dial Color

Cream

Jewels

29j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1983

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