78% of luxury shoppers research online before they buy.
Yet 82% of luxury purchases are still made in stores.
Infographic source:
https://docs.google.com/viewer?url=http://ssl.gstatic.com/think/docs/lap-luxury-shopping_infographics.pdf&embedded=true
Click through for more info from Google Think Insights:
http://www.google.com/think/statistics/luxury-shopper-research.html
Related article:
http://www.google.com/think/research-studies/fashion-online-affluent-shoppers-luxury.html
Some keys for luxury purchases: superior quality, customized, distinguishable