All these are fakes with the same always-fake and invalid-format serial number NT-4903. The Sig patterns are usually off-center and the leather bags are mostly fake styles. I'll just give a link to the first one since all these should go on the same report.
http://cgi.ebay.com/COACH-VINTAGE-T...363?pt=US_CSA_WH_Handbags&hash=item2eb62ae62b
200624760363, 250846877981, 260809306263, 140569296310, 320720465636, 190549529595, 370519480110
http://cgi.ebay.com/COACH-VINTAGE-T...363?pt=US_CSA_WH_Handbags&hash=item2eb62ae62b
200624760363, 250846877981, 260809306263, 140569296310, 320720465636, 190549529595, 370519480110