Seiko Cal. 5698 - 366

This Hand-Winding model from 1981 features a 37mm Gold-Plated case. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-baa1438cb1e9]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

8.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

White

Jewels

33j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1981

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