Seiko Cal. 7143 - 319

The Seiko 7143-319 represents an important milestone in Seiko's 1969 lineup. Powered by the 7143 caliber with 28j jewels beating at 36,000 bph, it delivers a 46 hours power reserve. [seikata-wm-af5a9bdad93f]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

15.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

110m

Dial Color

Cream

Jewels

28j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1969

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