Seiko Cal. 4490 - 418

The Seiko 4490-418 represents an important milestone in Seiko's 1988 lineup. Powered by the 4490 caliber with 22j jewels beating at 36,000 bph, it delivers a 59 hours power reserve. [seikata-wm-8893dbdb6ed8]

Also known as: Helmet, Emperor

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

9.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1988

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