Seiko Cal. 6657 - 499

The Seiko 6657-499 represents an important milestone in Seiko's 1966 lineup. The Bidirectional bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-9f8d9ac10bea]

Also known as: Sea Horse

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

41mm

Case Thickness

11.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Cream

Jewels

21j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1966

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