Seiko Cal. 4569 - 840

The Seiko 4569-840 represents an important milestone in Seiko's 1975 lineup. Powered by the 4569 caliber with 29j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-c110a75523c9]

Also known as: Sumo, Flighty

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

40mm

Case Thickness

14.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

40m

Dial Color

Navy

Jewels

29j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1975

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