Seiko Cal. 7166 - 188

This Spring Drive model from 1965 features a 36mm Two-Tone case. Powered by the 7166 caliber with 20j jewels beating at 21,600 bph, it delivers a 69 hours power reserve. [seikata-wm-c907ee10dbf7]

Also known as: Goldfeather, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

8.8mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

130m

Dial Color

Cream

Jewels

20j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1965

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