Seiko Cal. 4478 - 583

This Spring Drive model from 1998 features a 41mm Two-Tone case. It features a Green dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-c528968bafce]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

14.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Green

Jewels

28j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1998

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