Seiko Cal. 6171 - 417

The Seiko 6171-417 represents an important milestone in Seiko's 1967 lineup. Powered by the 6171 caliber with 23j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-6dc42927625d]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

36mm

Case Thickness

13.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Champagne

Jewels

23j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1967

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