Seiko Cal. 6231 - 181

The Seiko 6231-181 represents an important milestone in Seiko's 1994 lineup. Powered by the 6231 caliber with 18j jewels beating at 36,000 bph, it delivers a 44 hours power reserve. [seikata-wm-897aec095f14]

Also known as: Turtle, Sumo

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

11.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

120m

Dial Color

Silver

Jewels

18j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1994

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