Seiko Cal. 7140 - 853

The Seiko 7140-853 represents an important milestone in Seiko's 1980 lineup. Powered by the 7140 caliber with 22j jewels beating at 28,800 bph, it delivers a 42 hours power reserve. [seikata-wm-139c27e2c272]

Also known as: Sumo

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

12.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Cream

Jewels

22j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1980

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