Seiko Cal. 3818 - 191

This Spring Drive model from 1975 features a 34mm Gold-Plated case. Powered by the 3818 caliber with 31j jewels beating at 21,600 bph, it delivers a 60 hours power reserve. [seikata-wm-a5ac7390b7ce]

Also known as: Rally

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

15.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Cream

Jewels

31j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1975

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