Seiko Cal. 7143 - 839

The Seiko 7143-839 represents an important milestone in Seiko's 1985 lineup. With its 21mm lug width and 8.4mm profile, it sits comfortably on most wrists. [seikata-wm-c9e729abb54a]

Also known as: Tuna, Rally

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

8.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Navy

Jewels

28j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1985

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