Seiko Cal. 6139 - 985

The Seiko 6139-985 represents an important milestone in Seiko's 1977 lineup. Powered by the 6139 caliber with 17j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-d3fd7db4b25a]

Also known as: Pogue, Sportsmatic

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

36mm

Case Thickness

11.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

200m

Dial Color

Cream

Jewels

17j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1977

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