Seiko Cal. 7043 - 781

The Seiko 7043-781 represents an important milestone in Seiko's 1979 lineup. Powered by the 7043 caliber with 30j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-98f005afb9cf]

Also known as: Tuna, Bullhead

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

46mm

Case Thickness

10.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

150m

Dial Color

Black

Jewels

30j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1979

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