Seiko Cal. 4490 - 627

The Seiko 4490-627 represents an important milestone in Seiko's 1997 lineup. Powered by the 4490 caliber with 26j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-b19edbba13ef]

Also known as: World Timer

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

10.0mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1997

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