Seiko Cal. 7181 - 210

The Seiko 7181-210 represents an important milestone in Seiko's 1975 lineup. The Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-52e8f2c6d340]

Also known as: Sportsmatic

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

36mm

Case Thickness

11.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

30m

Dial Color

White

Jewels

21j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1975

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