Good news. Chloe Betty bag costs only $720 from Bergdorf Goodman here. It was $1,800. Hurry up, girls.
Keira Knightly has a snakeskin betty. Kate Moss has the same one. 
Real Betty has the glossy smooth leather, while the replica has the either grainy leather or distressed leather.
replica Betty in grainy leather:
Betty in smooth shiny leather:
Betty in distressed leather:
authentic Betty in black
Chloe Bay bag is definitely a hot IT bag now after it has been seen in the arms of Lindsay Lohan, Jennifer Garner, Keira Knightly, Mischa Barton, etc.
Britney Spears has it in red. This red looks like burnt orange, a bright and unique color.
Jennifer Garner has it in black
Kylie has a white - btw, this photo looks gorgeous: her outfit, her smile, the setting - everything in this photo is just perfect.
Lindsay has a white, Keira Knightley has a orange ….
Here is a copy in tan:
the authentic in tan. The authentic tan leather is more glossy.
the authentic one from Jennifer Garner: 
the authentic one from bergdorfgoodman costs $1,680.
a replica in black. The leather is glossy, but less distressed comparing with the authentic leather.
a replica in brown: