Seiko Cal. 5647 - 678

The Seiko 5647-678 represents an important milestone in Seiko's 1990 lineup. The Fixed bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-5fdff796016f]

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

42mm

Case Thickness

9.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

110m

Dial Color

Burgundy

Jewels

17j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1990

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