Seiko Cal. 7166 - 347

This Automatic model from 1977 features a 39mm PVD Black case. With its 18mm lug width and 11.2mm profile, it sits comfortably on most wrists. [seikata-wm-5567e5df5847]

Also known as: Monster

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

39mm

Case Thickness

11.2mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

140m

Dial Color

Silver

Jewels

36j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1977

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