Thanks for replying!
It's actually from an Instagram seller and also my roommate so I wanna be careful before I actually complain about the authenticity. This roommate said they get the watches from the US.
Here are some pics of the first few watches I acquired in the US and the one in question (top right)
View attachment 2421427
As you can see the box on the top right is noticeably diff than the rest
View attachment 2421428
Here it is with the corresponding watches that goes inside the boxes.
View attachment 2421430
Here is the watch in question. Can't remember what is its name
Didn't take a pic of the pillow inside as well as the wrapped booklet. The pillow also felt different, didn't have enough stuffing.