Seiko Cal. 7186 - 347

This Automatic model from 1971 features a 43mm PVD Black case. The Fixed bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-ffab49fbd29b]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

43mm

Case Thickness

11.1mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

60m

Dial Color

Silver

Jewels

29j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1971

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