Seiko Cal. 4490 - 610

The Seiko 4490-610 represents an important milestone in Seiko's 1997 lineup. The Fixed bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-c27cd91fc19d]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

14.1mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1997

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