Seiko Cal. 3864 - 574

This Hand-Winding model from 1998 features a 42mm Titanium case. It features a Black dial protected by a Hardlex crystal and offers 130m of water resistance. [seikata-wm-f93b7f7bc91f]

Also known as: Helmet, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

42mm

Case Thickness

15.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Black

Jewels

35j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1998

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