Seiko Cal. 7181 - 989

The Seiko 7181-989 represents an important milestone in Seiko's 1972 lineup. The Inner Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-fab64327047d]

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

41mm

Case Thickness

14.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Navy

Jewels

30j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1972

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