Seiko Cal. 6231 - 895

This Quartz model from 1975 features a 42mm Two-Tone case. With its 21mm lug width and 12.1mm profile, it sits comfortably on most wrists. [seikata-wm-2a2714389428]

Also known as: Monster, Baby Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

42mm

Case Thickness

12.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Black

Jewels

29j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1975

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