Seiko Cal. 7170 - 131

This Spring Drive model from 1986 features a 34mm PVD Black case. With its 22mm lug width and 8.2mm profile, it sits comfortably on most wrists. [seikata-wm-8307c30c79ee]

Also known as: Silverwave, Crown

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

34mm

Case Thickness

8.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Silver

Jewels

28j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1986

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