Seiko Cal. 4490 - 839

Released in 1988, the Cal. 4490 with design code 839 was part of Seiko's domestic market collection. With its 18mm lug width and 14.4mm profile, it sits comfortably on most wrists. [seikata-wm-9fc29590ba88]

Also known as: Baby Tuna, Emperor

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

14.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

30m

Dial Color

Black

Jewels

20j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1988

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