Seiko Cal. 4555 - 839

The Seiko 4555-839 represents an important milestone in Seiko's 1970 lineup. The Fixed bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-ce521daadee1]

Also known as: World Timer, Crown

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

15.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

80m

Dial Color

Black

Jewels

35j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1970

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