Seiko Cal. 7140 - 590

The Seiko 7140-590 represents an important milestone in Seiko's 1984 lineup. Powered by the 7140 caliber with 20j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-10c2e8bd767c]

Also known as: Baby Tuna, Emperor

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

8.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1984

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