Seiko Cal. 7143 - 421

The Seiko 7143-421 represents an important milestone in Seiko's 1994 lineup. Powered by the 7143 caliber with 26j jewels beating at 28,800 bph, it delivers a 46 hours power reserve. [seikata-wm-d716f1e3befe]

Also known as: Sportsmatic, Emperor

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

46mm

Case Thickness

14.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

60m

Dial Color

Green

Jewels

26j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1994

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