Seiko Cal. 5692 - 631

The Seiko 5692-631 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-1c2b9421d6a4]

Also known as: Samurai, Sumo

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

46mm

Case Thickness

10.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Black

Jewels

26j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1979

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