Seiko Cal. 4423 - 344

This Kinetic model from 1971 features a 42mm Two-Tone case. With its 20mm lug width and 12.3mm profile, it sits comfortably on most wrists. [seikata-wm-a6ab13533e41]

Also known as: Tuna

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

42mm

Case Thickness

12.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Cream

Jewels

20j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1971

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