Seiko Cal. 6681 - 668

The Seiko 6681-668 represents an important milestone in Seiko's 1977 lineup. With its 18mm lug width and 10.3mm profile, it sits comfortably on most wrists. [seikata-wm-d07a3408e12e]

Also known as: Bellmatic

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

38mm

Case Thickness

10.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

50m

Dial Color

Cream

Jewels

34j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1977

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