Seiko Cal. 3890 - 564

The Seiko 3890-564 represents an important milestone in Seiko's 1976 lineup. Powered by the 3890 caliber with 36j jewels beating at 21,600 bph, it delivers a 68 hours power reserve. [seikata-wm-6918b353a9c7]

Also known as: World Timer, Arnie

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

36mm

Case Thickness

13.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

36j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1976

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