Once you have completed your .sX domain pre order you can check the status of your purchase via the 123-reg control panel.
Please follow the below instructions in order to check the status of any .sx pre order.
Login to the 123-reg Control Panel and enter your 123-reg account email address/username and password.
Scroll to the Domain names section.
Click on the .sx pre order status button.
Here you will be able to view the status of all your pre-ordered .sx domains.