Seiko Cal. 3878 - 606

This Quartz model from 1975 features a 46mm Hardlex-Coated Steel case. Powered by the 3878 caliber with 18j jewels beating at 21,600 bph, it delivers a 52 hours power reserve. [seikata-wm-71584224045a]

Also known as: Rally, Crown

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

9.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

80m

Dial Color

Cream

Jewels

18j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1975

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