Seiko Cal. 3887 - 617

The Seiko 3887-617 represents an important milestone in Seiko's 1970 lineup. With its 18mm lug width and 11.6mm profile, it sits comfortably on most wrists. [seikata-wm-d5e16d4634ac]

Also known as: Rally

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

11.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Champagne

Jewels

20j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1970

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