Seiko Cal. 5685 - 331

The Seiko 5685-331 represents an important milestone in Seiko's 1987 lineup. The Coin-Edge bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-f95fec174ed8]

Also known as: Sea Horse

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

35mm

Case Thickness

15.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Cream

Jewels

18j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1987

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