Seiko Cal. 6143 - 100

The Seiko 6143-100 represents an important milestone in Seiko's 1985 lineup. With its 20mm lug width and 8.1mm profile, it sits comfortably on most wrists. [seikata-wm-a494780fadd4]

Also known as: Sumo, Silverwave

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

34mm

Case Thickness

8.1mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

100m

Dial Color

Silver

Jewels

27j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1985

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