The actress has seven-year-old daughter Valentina with husband Francois-Henri Pinault, reported Contactmusic.
"In the past, when I tried to imagine what I would look like at my age, I was terrified. But now I've realised that I can still be beautiful approaching 50," she said.
But the brunette beauty admitted she finds it harder to find good roles in Hollywood now.
"When I came here I was told by the time I hit 35 my career would be over. But I'm still working and getting good roles. I still haven't done my best work," she added.