Seiko Cal. 6666 - 178

This Spring Drive model from 1986 features a 41mm Stainless Steel case. The Inner Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-e128e0772f61]

Also known as: Tuna, Panda

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

10.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Green

Jewels

29j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1986

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