Seiko Cal. 6657 - 893

This Spring Drive model from 1977 features a 36mm Gold-Plated case. The Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-386d59926f05]

Also known as: Turtle

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

15.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

18j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1977

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