Seiko Cal. 4560 - 423

The 4560-423 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4560 caliber with 21j jewels beating at 28,800 bph, it delivers a 52 hours power reserve. [seikata-wm-faf091263ce3]

Also known as: Rally, Navigator

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

11.2mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

180m

Dial Color

Black

Jewels

21j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1974

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