Seiko Cal. 4568 - 421

The Seiko 4568-421 represents an important milestone in Seiko's 1966 lineup. Powered by the 4568 caliber with 21j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-651eb619f145]

Also known as: Silverwave, Crown

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

43mm

Case Thickness

11.5mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

70m

Dial Color

Green

Jewels

21j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1966

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