Seiko Cal. 4530 - 570

The Seiko 4530-570 represents an important milestone in Seiko's 1968 lineup. Powered by the 4530 caliber with 20j jewels beating at 21,600 bph, it delivers a 41 hours power reserve. [seikata-wm-2163130e340d]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

12.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

70m

Dial Color

Green

Jewels

20j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1968

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