Seiko Cal. 5639 - 592

This Automatic model from 1992 features a 41mm Titanium case. It features a Navy dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-434eafdbb21b]

Also known as: Helmet, Rally

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

41mm

Case Thickness

9.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Navy

Jewels

20j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1992

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