Seiko Cal. 3878 - 798

The Seiko 3878-798 represents an important milestone in Seiko's 1985 lineup. Powered by the 3878 caliber with 28j jewels beating at 36,000 bph, it delivers a 68 hours power reserve. [seikata-wm-909f44aeb1aa]

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

8.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Black

Jewels

28j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1985

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