I'm currently in love with the boston boots from Reek! In case you haven't found the boots you're looking for yet...these might be it!
Boston Boot Demo: https://marketplace.secondlife.com/p/Reek-Boston-Boots-Demo/2081519
Also I'm wearing them right here: http://cottonandcandy.wordpress.com/2011/05/23/comfy/
Hope that helps!