Seiko Cal. 4422 - 400

This Spring Drive model from 1995 features a 42mm PVD Black case. Powered by the 4422 caliber with 25j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-ee8dda106e5a]

Also known as: Tuna, Emperor

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

10.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Cream

Jewels

25j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1995

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