Seiko Cal. 3878 - 129

Released in 1971, the Cal. 3878 with design code 129 was part of Seiko's domestic market collection. Powered by the 3878 caliber with 22j jewels beating at 21,600 bph, it delivers a 56 hours power reserve. [seikata-wm-7ded73ffd6fa]

Also known as: Rally, World Timer

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

15.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

40m

Dial Color

Burgundy

Jewels

22j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1971

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