Seiko Cal. 3879 - 398

The Seiko 3879-398 represents an important milestone in Seiko's 1966 lineup. Powered by the 3879 caliber with 36j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-17f135cdb6dd]

Also known as: Shogun

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

12.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Silver

Jewels

36j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1966

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