Seiko Cal. 6231 - 669

This Quartz model from 1977 features a 40mm Hardlex-Coated Steel case. With its 20mm lug width and 9.9mm profile, it sits comfortably on most wrists. [seikata-wm-846695d1ee46]

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

9.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Green

Jewels

36j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1977

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