Seiko Cal. 6231 - 240

The Seiko 6231-240 represents an important milestone in Seiko's 1983 lineup. With its 18mm lug width and 8.9mm profile, it sits comfortably on most wrists. [seikata-wm-2f888da64dd0]

Also known as: Rally, Emperor

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

8.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Cream

Jewels

26j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1983

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