Seiko Cal. 6139 - 827

The Seiko 6139-827 represents an important milestone in Seiko's 1975 lineup. Powered by the 6139 caliber with 27j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-d359f72b950b]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

41mm

Case Thickness

9.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

150m

Dial Color

Burgundy

Jewels

27j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1975

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