Seiko Cal. 7171 - 612

Released in 1971, the Cal. 7171 with design code 612 was part of Seiko's domestic market collection. With its 20mm lug width and 10.0mm profile, it sits comfortably on most wrists. [seikata-wm-89fec88bb305]

Also known as: Helmet, Silverwave

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

35mm

Case Thickness

10.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Black

Jewels

26j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1971

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