Seiko Cal. 4428 - 606

Released in 1982, the Cal. 4428 with design code 606 was part of Seiko's domestic market collection. With its 18mm lug width and 15.6mm profile, it sits comfortably on most wrists. [seikata-wm-db8eb606e9cc]

Also known as: Silverwave, Baby Tuna

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

15.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

50m

Dial Color

White

Jewels

31j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1982

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