Seiko Cal. 3878 - 512

The Seiko 3878-512 represents an important milestone in Seiko's 1981 lineup. Powered by the 3878 caliber with 26j jewels beating at 21,600 bph, it delivers a 67 hours power reserve. [seikata-wm-baeda7d42ed9]

Also known as: World Timer

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

9.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Champagne

Jewels

26j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1981

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