Seiko Cal. 4578 - 950

The Seiko 4578-950 represents an important milestone in Seiko's 1979 lineup. Powered by the 4578 caliber with 21j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-9190c0d9b4cc]

Also known as: Pogue

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

43mm

Case Thickness

12.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1979

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