Seiko Cal. 5637 - 195

The Seiko 5637-195 represents an important milestone in Seiko's 1990 lineup. With its 21mm lug width and 8.0mm profile, it sits comfortably on most wrists. [seikata-wm-75a8a00e3442]

Also known as: Sportsmatic, Golden Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

34mm

Case Thickness

8.0mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

White

Jewels

33j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1990

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