Chelsea person completed a £37m woody to motion Ajax defender Jorrel Hato.
The 19-year-old has finalised a seven-year statement pinch nan Blues aft a aesculapian successful London complete nan weekend.
The Netherlands world has go nan eighth signing of nan summertime transportation model for nan Fifa Club World Cup champions.
"I'm very excited, I'm truthful happy to beryllium here," said Hato.
"I thought a batch astir my early and wanted to return nan adjacent measurement successful my career. Chelsea is nan champion spot for maine to do that truthful I'm very happy."