Seiko Cal. 4421 - 914

This Spring Drive model from 1998 features a 35mm Stainless Steel case. The Coin-Edge bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-486c23a0b06d]

Also known as: Helmet, Emperor

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

13.7mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

36j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1998

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