Seiko Cal. 4589 - 272

The 4589-272 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4589 caliber with 21j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-56e5e4d39f5b]

Also known as: Sumo, Navigator

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

34mm

Case Thickness

10.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Navy

Jewels

21j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1975

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