Seiko Cal. 5218 - 494

This Spring Drive model from 1981 features a 41mm PVD Black case. It features a Silver dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-903affc986f8]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

41mm

Case Thickness

10.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Silver

Jewels

31j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1981

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