Seiko Cal. 6684 - 878

The Seiko 6684-878 represents an important milestone in Seiko's 1979 lineup. The Fixed bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-38a1458ea6bb]

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

38mm

Case Thickness

14.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

40m

Dial Color

Black

Jewels

31j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1979

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