Sandra Bullock's ex Jesse James engaged to Kat Von D?

London (ANI): Jesse James and his girlfriend Kat Von D have fueled rumors of their engagement after the tattoo artist and reality star showed off a diamond and silver ring on her engagement finger at last nights Art of Elysium charity gala in Los Angeles.

The West Coast Choppers star, who split from wife Sandra Bullock a year ago, has been dating Von D since last August, reports the Daily Mail. After last night's event, he tweeted, “thekatvond Baby? You make it so easy to do everything I can to show you how Amazing you are. I see it as clear as a bell. My other half."

“FreeJesseJames Thank you always supporting me and believing in everything I do. But most of all, thanks for being my best friend," Kat tweeted back.