Seiko Cal. 4530 - 458

This Spring Drive model from 1969 features a 41mm PVD Black case. Powered by the 4530 caliber with 17j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-6fe8d0e6ace4]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

41mm

Case Thickness

14.1mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Silver

Jewels

17j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1969

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