Seiko Cal. 5641 - 936

The Seiko 5641-936 represents an important milestone in Seiko's 1983 lineup. The Bidirectional bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-ba5af3360384]

Also known as: Crown

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

35mm

Case Thickness

9.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Green

Jewels

22j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1983

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