Seiko Cal. 5656 - 137

The Seiko 5656-137 represents an important milestone in Seiko's 1986 lineup. With its 19mm lug width and 11.3mm profile, it sits comfortably on most wrists. [seikata-wm-c051ed873607]

Also known as: UFO, Sportsmatic

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

11.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

200m

Dial Color

Black

Jewels

30j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1986

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