Seiko Cal. 6231 - 212

This Quartz model from 1981 features a 34mm Two-Tone case. With its 18mm lug width and 8.8mm profile, it sits comfortably on most wrists. [seikata-wm-1f0dcaec0f7e]

Also known as: Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

34mm

Case Thickness

8.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Black

Jewels

18j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1981

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