Seiko Cal. 7135 - 648

The Seiko 7135-648 represents an important milestone in Seiko's 1975 lineup. The Fixed bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-d16911f7be23]

Also known as: Helmet, Flighty

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

39mm

Case Thickness

15.4mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

30m

Dial Color

Navy

Jewels

33j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1975

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