Seiko Cal. 4530 - 524

The Seiko 4530-524 represents an important milestone in Seiko's 1971 lineup. Powered by the 4530 caliber with 24j jewels beating at 21,600 bph, it delivers a 46 hours power reserve. [seikata-wm-21355c531eed]

Also known as: Helmet, Navigator

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

9.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

160m

Dial Color

Champagne

Jewels

24j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1971

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