Seiko Cal. 7180 - 171

The Seiko 7180-171 represents an important milestone in Seiko's 1966 lineup. The Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-b47250792664]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

35mm

Case Thickness

13.7mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

200m

Dial Color

Black

Jewels

34j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1966

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