Top 10 Online Retailers by Conversion Rate
These are based on Nielson Panel data and are calculated by user to final conversion. Conversion-rate data is based on visitor conversion rates, not session conversion rates: i.e., No. of unique customers/No. of unique visitors.
Here is the link :
Top 10 Online Retailers by Conversion Rate: July 2009 | FutureNow's GrokDotCom / Marketing Optimization Blog
We can learn a lot from these sites such as keywords used,graphics,layout and proper pricing.
Good luck.