For those in Europe looking to track down a good value Alembic, this site often has a bargain or two to be found (eg a nice looking Spoiler for Euro 1800 and a good condition Elan for just Euro 1500)
https://www.mercatinomusicale.com/ann/search.asp?ns=1&rp=3&ct=&ch=&__rpct=3--&kw=alembic