Hello, the photos shown appear to be true yes, and you can check some details on the frame, which can help approve that are x-metals authentic.
1- See if there is any point recorded on the left stem glasses, and the photo of your glasses is a JULIET CARBON BLACK SKU- 04-148, or 04-149 IF POLARIZED, or if you have a serial No. CJ started, CBP plus six numbers.
2- See the inside in the middle of the glasses on the bridge if the core pins are rivets, if they are original, if slotted heads, there are not unique.
3 - At the end of glasses rod, the tip must be straight without being curved, and photos seems to be straight, which proves the originality.
4- And if you want to post pictures of glasses showing the central pin from the inside, the inner side of the stems, and the end of them.