Sorry, I know the thread has moved on since the perfumes but I wanted to offer these two pieces of info!
The Vine Hotel in Madeira has Acqua di Parma toiletries and they are generous with the restock aka a few came home in my suitcase!
There’s a website called Perfumista where you can buy hand-decanted samples of high end perfumes - 1ml, 2ml etc. Some of them are quite expensive but in comparison to the full size they’re nice to try if the full size is out of your price range. Aaaand now I have two Tom Ford private collection perfumes because I fell in love with the samples