Seiko Cal. 4529 - 644

This Spring Drive model from 1987 features a 46mm Titanium case. It features a White dial protected by a Acrylic crystal and offers 150m of water resistance. [seikata-wm-ac1162347ac1]

Also known as: Helmet, Rally

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

46mm

Case Thickness

15.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

White

Jewels

36j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1987

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