Seiko Cal. 7171 - 310

The Seiko 7171-310 represents an important milestone in Seiko's 1988 lineup. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-f156e7ee3433]

Also known as: Crown

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

11.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Burgundy

Jewels

31j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1988

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