Seiko Cal. 4466 - 637

This Spring Drive model from 1986 features a 34mm PVD Black case. Powered by the 4466 caliber with 34j jewels beating at 21,600 bph, it delivers a 46 hours power reserve. [seikata-wm-8d911fe12367]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

34mm

Case Thickness

10.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Green

Jewels

34j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1986

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