Seiko Cal. 5687 - 124

The Seiko 5687-124 represents an important milestone in Seiko's 1979 lineup. It features a Black dial protected by a Hardlex crystal and offers 160m of water resistance. [seikata-wm-3d0c3e991a61]

Also known as: Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

37mm

Case Thickness

8.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

160m

Dial Color

Black

Jewels

21j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1979

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