Seiko Cal. 4511 - 430

The Seiko 4511-430 represents an important milestone in Seiko's 1969 lineup. Powered by the 4511 caliber with 34j jewels beating at 21,600 bph, it delivers a 57 hours power reserve. [seikata-wm-5bb28fefdf66]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

10.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

140m

Dial Color

Green

Jewels

34j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1969

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