Marc by Marc Jacobs' Simone Stripe Dress retails for $628 at Saks Fifth Avenue and was recently worn by First Lady Michelle Obama while she was in Brazil. (Photo credit)
On a tighter budget? Check out this inspired by option from Urban Outfitters. It definitely has some differences, but it will give you a similar style for much less cash. This dress retails for $49 and you can click on the photo below to purchase.
*Update - 5/24/11* - Reader Sarah just sent in another great inspired by option from Threadsence which retails for $32 and you can click here if you're interested in purchasing!
*7/18/11* - Shut the front door. That's what I said to myself when I spotted this nearly identical look 4 less from Shop Ruche. It retails for $43.99 and is a new arrival - so you better hurry, I have a feeling it will go fast. Click here to view.