All of these are authentic. The only one I have a smidgen of dou t about is the multi stripe makeup bag.B]
Hi Ladiesbt
This might be counterfeit bags/articles (I hope you don't mind that I listed some):
http://www.ebay.com/itm/Kate-Spade-...bag-purse-/271055926849?pt=US_CSA_WH_Handbags
(The label on this striped bag resembles the counterfeit labels posted here)
http://www.ebay.com/itm/kate-spade-luggage-stripe-handbag-/271056240949?pt=US_CSA_WH_Handbags
(Have never seen this style before and the engraved label doesn't look quite right)
http://www.ebay.com/itm/Kate-Spade-...e-Stripes-/320979297261?pt=US_CSA_WH_Handbags
(Doesn't look like a Kate Spade fabric)
http://www.ebay.com/itm/Authentic-K...i-Striped-/140846930443?pt=US_CSA_WH_Handbags
(not familiar with all KS styles but have never seen vertical stripes and this kind of closure/lock)
http://www.ebay.com/itm/Rare-Kate-S...r-Handbag-/130764405181?pt=US_CSA_WH_Handbags
(another one with vertical stripes)
http://www.ebay.com/itm/AUTHENTIC-K...NDBAG-EUC-/230775851492?pt=US_CSA_WH_Handbags
(Doesn't look like authentic and the lining seems very wrong)
http://www.ebay.com/itm/KATE-SPADE-...e-Handbag-/110939767556?pt=US_CSA_WH_Handbags
(I've seen something like this. Kate Spade is stamped on the bottom leather)
http://www.ebay.com/itm/KATE-SPADE-...N-LEATHER-/310407785259?pt=US_CSA_WH_Handbags
(A pair of mules. Fabric doesn't seem to be KS)
http://www.ebay.com/itm/Kate-Spade-...de-in-Italy-/190714750047?pt=US_Women_s_Shoes
(Giraffe print)
http://www.ebay.com/itm/Kate-Spade-Cosmetic-Bag-/230850068922?pt=LH_DefaultDomain_0
(Striped Diaper Bag)
http://www.ebay.com/itm/Kate-Spade-Diaper-Bag-/320978834664?pt=US_Diaper_Bags
(I'm not familiar with vintage styles, but the lining looks like a dead give away)
http://www.ebay.com/itm/VINTAGE-CLA...-BAG-RARE-/190723577541?pt=US_CSA_WH_Handbags
(Flora but doesn't look like KS-floral)
http://www.ebay.com/itm/RARE-Kate-S...-for-fall-/330791493066?pt=US_CSA_WH_Handbags
(Doesn't look like a lining KS would use)
http://www.ebay.com/itm/Kate-Spade-...-Bag-Tote-/200816468790?pt=LH_DefaultDomain_0
(Wallet with checked lining)
http://www.ebay.com/itm/KATE-SPADE-...ag-Clutch-/370646053161?pt=US_CSA_WH_Handbags