Seiko Cal. 5677 - 579

The Seiko 5677-579 represents an important milestone in Seiko's 1979 lineup. With its 20mm lug width and 9.1mm profile, it sits comfortably on most wrists. [seikata-wm-b818a887ee29]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

9.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

40m

Dial Color

Navy

Jewels

35j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1979

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