Everything is new. Dell's new entry-level business device comes with a matte IPS display, long battery runtimes and a large maintenance hatch. Priced at almost 900 Euros, it is not a cheap system though.
http://www.notebookcheck.net/Dell-Latitude-3550-0123-Notebook-Review.152728.0.html
Did you check backlight bleeding. LG panels sometimes have very pronounced bleeding.
It also seems from the photos that it is catching a lot of dirt.