Seiko Cal. 6317 - 887

This Automatic model from 1986 features a 39mm PVD Black case. With its 21mm lug width and 8.8mm profile, it sits comfortably on most wrists. [seikata-wm-4cf1418ac1ab]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

39mm

Case Thickness

8.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Cream

Jewels

31j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1986

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