Seiko Cal. 5668 - 377

The Seiko 5668-377 represents an important milestone in Seiko's 1969 lineup. With its 21mm lug width and 9.2mm profile, it sits comfortably on most wrists. [seikata-wm-d5cd32bec086]

Also known as: Monster

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

37mm

Case Thickness

9.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

130m

Dial Color

Navy

Jewels

27j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1969

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