Seiko Cal. 5677 - 149

The Seiko 5677-149 represents an important milestone in Seiko's 1981 lineup. With its 19mm lug width and 8.2mm profile, it sits comfortably on most wrists. [seikata-wm-32839c67c81d]

Also known as: Sportsmatic, Crown

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

38mm

Case Thickness

8.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Burgundy

Jewels

29j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1981

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