Seiko Cal. 7166 - 197

This Spring Drive model from 1980 features a 46mm Hardlex-Coated Steel case. It features a Navy dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-d2334c8a1ee9]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

15.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

110m

Dial Color

Navy

Jewels

31j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1980

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