Seiko Cal. 5259 - 643

This Spring Drive model from 1988 features a 35mm Titanium case. It features a Green dial protected by a Hardlex crystal and offers 70m of water resistance. [seikata-wm-3ed66ea4cc14]

Also known as: Helmet, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

35mm

Case Thickness

13.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Green

Jewels

33j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1988

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