Seiko Cal. 4424 - 642

Released in 1984, the Cal. 4424 with design code 642 was part of Seiko's domestic market collection. The Inner Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-636c02fbe3db]

Also known as: Baby Tuna, Arnie

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

15.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Cream

Jewels

24j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1984

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