Seiko Cal. 4421 - 218

This Quartz model from 1994 features a 34mm Hardlex-Coated Steel case. Powered by the 4421 caliber with 21j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-c6a7342c892f]

Also known as: Helmet, Sea Horse

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

13.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Silver

Jewels

21j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1994

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