Seiko Cal. 5678 - 271

The Seiko 5678-271 represents an important milestone in Seiko's 1976 lineup. It features a Black dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-f224a5455aff]

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

45mm

Case Thickness

14.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Black

Jewels

35j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1976

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