Seiko Cal. 3891 - 609

The Seiko 3891-609 represents an important milestone in Seiko's 1982 lineup. Powered by the 3891 caliber with 24j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-db3b1eb52230]

Also known as: Tuna, Navigator

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

38mm

Case Thickness

10.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Champagne

Jewels

24j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1982

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