Seiko Cal. 6156 - 839

The Seiko 6156-839 represents an important milestone in Seiko's 1980 lineup. Powered by the 6156 caliber with 32j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-94eee62638c0]

Also known as: Bullhead, Rally

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

8.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Green

Jewels

32j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1980

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