Asscher or Radiant cut diamond for engagement ring?

Which one do you think is prettier?

you can see actual diamond photos here http://www.jamesallen.com/search_results.asp?cid=131&step=SearchResults&sbmt=1&shape=Radiant&carat_from=0.7&carat_to=1.5&price_from=&price_to=&color=%27F%27&color=%27G%27&color=%27H%27&clarity=%27VS1%27&clarity=%27VS2%27&clarity=%27SI1%27&fromtabledepth=&totabledepth=&fromtablesize=&totablesize=&x=94&y=14 and decide for yourself.

Radiant Diamond Ring
Radiant Diamond Ring
Radiant Diamond Ring