My Daytona's bezel and cristal fell off

[avilhena]

As I had posted last week, on Friday I picked up my new watch, a WG Panda Daytona. I was pleased with it until something really weird happened.
The Bezel and the Cristal just fell off. And I mean literally fell, without any smashs. I contacted the salesman and he readily said he would trade it for another one, but I decided to get something different, that I will post here as soon as it arrives.

Have you guys ever heard of something like this? My watch dismantled without any reason.

Here are a couple of pictures I sent him