Seiko Cal. 4441 - 603

The 4441-603 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4441 caliber with 26j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-0149c13edf9f]

Also known as: Emperor, Arnie

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

12.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

180m

Dial Color

Navy

Jewels

26j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1970

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