Seiko Cal. 5257 - 472

The Seiko 5257-472 represents an important milestone in Seiko's 1988 lineup. The Bidirectional bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-02018aa7cb71]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

14.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Black

Jewels

19j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1988

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