Seiko Cal. 6331 - 140

The Seiko 6331-140 represents an important milestone in Seiko's 1989 lineup. Powered by the 6331 caliber with 31j jewels beating at 21,600 bph, it delivers a 54 hours power reserve. [seikata-wm-5deb852a675e]

Also known as: Goldfeather, World Timer

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

35mm

Case Thickness

10.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

50m

Dial Color

Green

Jewels

31j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1989

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