Seiko Cal. 7171 - 155

Released in 1980, the Cal. 7171 with design code 155 was part of Seiko's domestic market collection. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-82c7c7bc1ea2]

Also known as: Sea Horse, Arnie

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

9.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Green

Jewels

29j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1980

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