Seiko Cal. 4423 - 977

The Seiko 4423-977 represents an important milestone in Seiko's 1969 lineup. With its 19mm lug width and 10.3mm profile, it sits comfortably on most wrists. [seikata-wm-8395f58aa538]

Also known as: Goldfeather

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

40mm

Case Thickness

10.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Green

Jewels

31j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1969

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