Seiko Cal. 5690 - 247

The Seiko 5690-247 represents an important milestone in Seiko's 1981 lineup. The Rotating bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-4ee9fbec87fa]

Also known as: World Timer, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

8.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

140m

Dial Color

Silver

Jewels

36j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1981

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