Seiko Cal. 5617 - 342

The Seiko 5617-342 represents an important milestone in Seiko's 1971 lineup. With its 21mm lug width and 8.7mm profile, it sits comfortably on most wrists. [seikata-wm-af03e9cd55f6]

Also known as: Rally

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

8.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

White

Jewels

27j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1971

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