Seiko Cal. 6693 - 138

The Seiko 6693-138 represents an important milestone in Seiko's 1988 lineup. With its 18mm lug width and 12.6mm profile, it sits comfortably on most wrists. [seikata-wm-aa8281c9d542]

Also known as: Sportsmatic, Crown

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

12.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1988

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