Seiko Cal. 5687 - 288

The Seiko 5687-288 represents an important milestone in Seiko's 1980 lineup. It features a Black dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-34df567895a6]

Also known as: Monster, Flighty

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

43mm

Case Thickness

13.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Black

Jewels

31j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1980

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