Seiko Cal. 4550 - 570

The 4550-570 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4550 caliber with 30j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-c9cb8223e73e]

Also known as: Helmet, Silverwave

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

41mm

Case Thickness

12.3mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1992

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