Not sure if your interested in ones that only say deputy or all security badges. Here are the links:

Stardust: http://cgi.ebay.com/Las-Vegas-Stardust-Casino-Security-Patch-BLOWN-UP_W0QQitemZ380072337780QQcmdZViewItemQQptZLH_DefaultDomain_0?hash=item380072337780&_trksid=p3286.c0.m14&_trkparms=72%3A1205%7C66%3A2%7C65%3A12%7C39%3A1%7C240%3A1318%7C301%3A0%7C293%3A1%7C294%3A50

Hilton: http://cgi.ebay.com/Security-Las-Vegas-Hilton-Patch_W0QQitemZ350120513920QQcmdZViewItemQQptZLH_DefaultDomain_0?hash=item350120513920&_trksid=p3286.c0.m14&_trkparms=72%3A1205%7C66%3A2%7C65%3A12%7C39%3A1%7C240%3A1318%7C301%3A1%7C293%3A2%7C294%3A50