Seiko Cal. 3886 - 642

The Seiko 3886-642 represents an important milestone in Seiko's 1986 lineup. Powered by the 3886 caliber with 25j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-379f642089a2]

Also known as: Rally

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

8.3mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Black

Jewels

25j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1986

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