Seiko Cal. 3863 - 389

The Seiko 3863-389 represents an important milestone in Seiko's 1972 lineup. Powered by the 3863 caliber with 20j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-89bfa34bc9e5]

Also known as: Samurai, Panda

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

10.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

110m

Dial Color

Black

Jewels

20j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1972

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