Seiko Cal. 7120 - 578

The 7120-578 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7120 caliber with 26j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-ea2595578ede]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

41mm

Case Thickness

8.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

100m

Dial Color

Cream

Jewels

26j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1970

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