Seiko Cal. 6381 - 142

This Spring Drive model from 1965 features a 35mm Gold-Plated case. Powered by the 6381 caliber with 17j jewels beating at 28,800 bph, it delivers a 38 hours power reserve. [seikata-wm-25361a89d25e]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

15.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Champagne

Jewels

17j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1965

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