Seiko Cal. 5685 - 991

The Seiko 5685-991 represents an important milestone in Seiko's 1984 lineup. It features a Cream dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-e86188f986ce]

Also known as: Sumo, Navigator

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

10.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

100m

Dial Color

Cream

Jewels

18j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1984

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