Seiko Cal. 7031 - 569

This Spring Drive model from 1969 features a 37mm Two-Tone case. The Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-1480fbbf9eff]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

12.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

160m

Dial Color

White

Jewels

35j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1969

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