Seiko Cal. 5691 - 566

This Spring Drive model from 1986 features a 39mm Gold-Plated case. With its 21mm lug width and 11.8mm profile, it sits comfortably on most wrists. [seikata-wm-1a01d5bd8e92]

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

11.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Navy

Jewels

21j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1986

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