Seiko Cal. 4421 - 153

This Quartz model from 1991 features a 34mm PVD Black case. Powered by the 4421 caliber with 30j jewels beating at 21,600 bph, it delivers a 56 hours power reserve. [seikata-wm-3d028e11ac0e]

Also known as: Shogun

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

34mm

Case Thickness

8.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Navy

Jewels

30j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1991

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