Seiko Cal. 6231 - 412

Released in 1976, the Cal. 6231 with design code 412 was part of Seiko's domestic market collection. With its 18mm lug width and 10.3mm profile, it sits comfortably on most wrists. [seikata-wm-6f5bc9fc757f]

Also known as: Samurai, Rally

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

42mm

Case Thickness

10.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1976

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