Seiko Cal. 5641 - 866

The Seiko 5641-866 represents an important milestone in Seiko's 1972 lineup. The Inner Rotating bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-fd7a044ffa73]

Also known as: Arnie

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

34mm

Case Thickness

12.8mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Champagne

Jewels

17j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1972

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