Seiko Cal. 5639 - 315

The Seiko 5639-315 represents an important milestone in Seiko's 1982 lineup. The Bidirectional bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-1464c76062f3]

Also known as: Emperor, Arnie

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

42mm

Case Thickness

9.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1982

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