Seiko Cal. 4550 - 488

The 4550-488 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4550 caliber with 24j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-8f02b7ea3ae3]

Also known as: Rally, Sea Horse

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

38mm

Case Thickness

12.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Navy

Jewels

24j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1988

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