Seiko Cal. 5686 - 157

The Seiko 5686-157 represents an important milestone in Seiko's 1998 lineup. With its 18mm lug width and 8.9mm profile, it sits comfortably on most wrists. [seikata-wm-b04f514bcc35]

Also known as: Monster, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

8.9mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1998

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