Seiko Cal. 5685 - 283

The Seiko 5685-283 represents an important milestone in Seiko's 1972 lineup. The Fixed bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-431dd0716ec8]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

14.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

190m

Dial Color

Silver

Jewels

32j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1972

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