Why does it say "va'Yomer"? Lavan is still speaking!
Bechor Shor: It is because he elaborated. Often, va'Yomer is repeated when one elaborates.
Malbim: He refuted Yakov's claim that he worked for Lavan's daughters. I told you "Tov Titi Osah Lach
Perhaps he could say so about the first seven years