Seiko Cal. 0731 - 498

The Seiko 0731-498 represents an important milestone in Seiko's 1988 lineup. It features a Black dial protected by a Hardlex crystal and offers 200m of water resistance. [seikata-wm-6261fbc6a696]

Also known as: Turtle, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

15.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

200m

Dial Color

Black

Jewels

27j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1988

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