Seiko Cal. 6366 - 655

This Spring Drive model from 1985 features a 37mm Gold-Plated case. With its 20mm lug width and 8.1mm profile, it sits comfortably on most wrists. [seikata-wm-9fda3e52a68c]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

8.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

70m

Dial Color

Cream

Jewels

35j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1985

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