Seiko Cal. 4423 - 404

Released in 1979, the Cal. 4423 with design code 404 was part of Seiko's domestic market collection. With its 22mm lug width and 8.9mm profile, it sits comfortably on most wrists. [seikata-wm-69eb67fda6a4]

Also known as: World Timer, Baby Tuna

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

45mm

Case Thickness

8.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Black

Jewels

25j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1979

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