Seiko Cal. 4530 - 182

The 4530-182 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4530 caliber with 20j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-1b8dc8ae6b47]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

10.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Navy

Jewels

20j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1965

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