Seiko Cal. 4421 - 384

This Spring Drive model from 1998 features a 35mm PVD Black case. It features a White dial protected by a Acrylic crystal and offers 110m of water resistance. [seikata-wm-5a2d80879024]

Also known as: Sumo, Sea Horse

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

35mm

Case Thickness

10.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

110m

Dial Color

White

Jewels

30j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1998

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