Seiko Cal. 4498 - 107

The Seiko 4498-107 represents an important milestone in Seiko's 1982 lineup. Powered by the 4498 caliber with 34j jewels beating at 28,800 bph, it delivers a 70 hours power reserve. [seikata-wm-8194ded268b6]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

44mm

Case Thickness

8.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1982

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