Seiko Cal. 4522 - 304

This Spring Drive model from 1988 features a 44mm Hardlex-Coated Steel case. It features a White dial protected by a Hardlex crystal and offers 180m of water resistance. [seikata-wm-c5fb4f6a538c]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

8.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

180m

Dial Color

White

Jewels

27j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1988

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