Di Matteo is well aware of Owen's talents and suggests that Tony Pulis has made a shrew acquisition to his squad.
"He's a natural goalscorer," said the Chelsea boss. "He's certainly a very good signing for Stoke.
"I was a little bit surprised because he's not a tall player like the others (with Stoke's long-ball game plan). But he's certainly a dangerous player and I'm sure they will benefit from his qualities."