Seiko Cal. 6231 - 118

The Seiko 6231-118 represents an important milestone in Seiko's 1989 lineup. Powered by the 6231 caliber with 29j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-f0604ce0225d]

Also known as: Sumo, Bullhead

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

14.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

140m

Dial Color

Silver

Jewels

29j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1989

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