Seiko Cal. 4519 - 549

This Spring Drive model from 1994 features a 36mm Two-Tone case. It features a Green dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-40f52f3d8876]

Also known as: Sumo, Helmet

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

11.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Green

Jewels

33j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1994

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