Seiko Cal. 5668 - 136

Released in 1988, the Cal. 5668 with design code 136 was part of Seiko's domestic market collection. With its 18mm lug width and 14.7mm profile, it sits comfortably on most wrists. [seikata-wm-f463bcfb75fc]

Also known as: Monster, World Timer

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

46mm

Case Thickness

14.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

29j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1988

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