Seiko Cal. 4574 - 620

The 4574-620 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4574 caliber with 33j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-b49283a116f0]

Also known as: Silverwave, Emperor

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

8.0mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

160m

Dial Color

Black

Jewels

33j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1988

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