Seiko Cal. 5639 - 775

The Seiko 5639-775 represents an important milestone in Seiko's 1993 lineup. Powered by the 5639 caliber with 36j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-93fd53ee12ee]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

46mm

Case Thickness

11.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

80m

Dial Color

Champagne

Jewels

36j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1993

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