Seiko Cal. 0764 - 871

This Solar model from 1971 features a 34mm Two-Tone case. The Coin-Edge bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-ab81dff3f0a5]

Also known as: Helmet, World Timer

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

34mm

Case Thickness

10.7mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Navy

Jewels

22j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1971

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