Seiko Cal. 3817 - 579

The Seiko 3817-579 represents an important milestone in Seiko's 1979 lineup. With its 19mm lug width and 14.8mm profile, it sits comfortably on most wrists. [seikata-wm-f9e2a02a2e88]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

14.8mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Green

Jewels

26j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1979

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