Seiko Cal. 7143 - 336

The Seiko 7143-336 represents an important milestone in Seiko's 1984 lineup. Powered by the 7143 caliber with 34j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-0883ace0c345]

Also known as: World Timer

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

42mm

Case Thickness

12.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Green

Jewels

34j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1984

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