Seiko Cal. 7031 - 964

Released in 1973, the Cal. 7031 with design code 964 was part of Seiko's domestic market collection. With its 18mm lug width and 10.1mm profile, it sits comfortably on most wrists. [seikata-wm-c2afa70cbd4b]

Also known as: Tuna

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

46mm

Case Thickness

10.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Burgundy

Jewels

28j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1973

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