Seiko Cal. 4412 - 950

This Spring Drive model from 1975 features a 39mm PVD Black case. Powered by the 4412 caliber with 20j jewels beating at 28,800 bph, it delivers a 70 hours power reserve. [seikata-wm-80aadee8bd21]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

11.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Cream

Jewels

20j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1975

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