Seiko Cal. 4421 - 189

This Spring Drive model from 1970 features a 40mm PVD Black case. Powered by the 4421 caliber with 26j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-bd93c96ab98d]

Also known as: Goldfeather, Flighty

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

15.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1970

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