Seiko Cal. 7166 - 788

This Automatic model from 1979 features a 40mm Two-Tone case. The Coin-Edge bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-25dd207eac51]

Also known as: Helmet, Emperor

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

11.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Silver

Jewels

22j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1979

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