Seiko Cal. 6231 - 929

The Seiko 6231-929 represents an important milestone in Seiko's 1999 lineup. With its 22mm lug width and 11.5mm profile, it sits comfortably on most wrists. [seikata-wm-2a30042c91df]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

11.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Cream

Jewels

24j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1999

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