Seiko Cal. 4566 - 511

The Seiko 4566-511 represents an important milestone in Seiko's 1968 lineup. Powered by the 4566 caliber with 20j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-85a84715adae]

Also known as: Bellmatic

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

46mm

Case Thickness

11.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

180m

Dial Color

Navy

Jewels

20j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1968

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