Seiko Cal. 5230 - 171

The Seiko 5230-171 represents an important milestone in Seiko's 1968 lineup. The Inner Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-b88c9b59c7f0]

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

9.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

White

Jewels

31j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1968

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