Seiko Cal. 7188 - 143

The Seiko 7188-143 represents an important milestone in Seiko's 1977 lineup. The Inner Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-8934b8646a38]

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

42mm

Case Thickness

11.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Green

Jewels

31j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1977

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