See bottom of post for update.
Givenchy's jersey banded wedge retails for $902 at Far Fetch.
These Aldo wedges are not available in nude, and they have a slightly different look making them more of an inspired by option. They retail for $80 and you can click on the photo below to purchase (I actually prefer these wedges, they look more wearable to me).
*Update - 7/1/10* - BCBGeneration has an even closer lookalike of these Givenchy wedges, which retail for $98 at Dillards. You can click on the photo below to purchase or for more information.
*Update - 8/3/10* - Forever 21 now has a version of these Givenchy wedges, which retail for $28.80 and come in black or tan. Click here if you're interested in purchasing.