Seiko Cal. 4423 - 963

Released in 1973, the Cal. 4423 with design code 963 was part of Seiko's domestic market collection. With its 18mm lug width and 15.8mm profile, it sits comfortably on most wrists. [seikata-wm-547bcbf772eb]

Also known as: UFO, Silverwave

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

38mm

Case Thickness

15.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

110m

Dial Color

Champagne

Jewels

34j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1973

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