Seiko Cal. 6271 - 642

The Seiko 6271-642 represents an important milestone in Seiko's 1975 lineup. Powered by the 6271 caliber with 17j jewels beating at 21,600 bph, it delivers a 56 hours power reserve. [seikata-wm-aeae5bdd5d26]

Also known as: Shogun

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

41mm

Case Thickness

9.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1975

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