Seiko Cal. 5639 - 979

The Seiko 5639-979 represents an important milestone in Seiko's 1982 lineup. Powered by the 5639 caliber with 31j jewels beating at 28,800 bph, it delivers a 42 hours power reserve. [seikata-wm-c9198aef4b00]

Also known as: Samurai, Arnie

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

40mm

Case Thickness

15.4mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

60m

Dial Color

Silver

Jewels

31j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1982

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