Seiko Cal. 3878 - 398

This Kinetic model from 1977 features a 45mm Two-Tone case. Powered by the 3878 caliber with 35j jewels beating at 36,000 bph, it delivers a 41 hours power reserve. [seikata-wm-d716f29a9326]

Also known as: Rally, Bellmatic

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

45mm

Case Thickness

12.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Black

Jewels

35j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1977

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