Seiko Cal. 4423 - 598

The Seiko 4423-598 represents an important milestone in Seiko's 1971 lineup. With its 21mm lug width and 15.6mm profile, it sits comfortably on most wrists. [seikata-wm-d30959b79b9c]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

15.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

29j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1971

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