Seiko Cal. 6143 - 775

This Spring Drive model from 1982 features a 36mm PVD Black case. With its 21mm lug width and 9.8mm profile, it sits comfortably on most wrists. [seikata-wm-6bd25380c0c8]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

36mm

Case Thickness

9.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Cream

Jewels

21j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1982

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