Seiko Cal. 3878 - 922

The Seiko 3878-922 represents an important milestone in Seiko's 1988 lineup. Powered by the 3878 caliber with 34j jewels beating at 28,800 bph, it delivers a 65 hours power reserve. [seikata-wm-de86efcc295a]

Also known as: Arnie

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

39mm

Case Thickness

15.0mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

140m

Dial Color

Green

Jewels

34j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1988

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