Northernanthes — Not received product

I have paid to the website Northernanthes for a smart watch on dated 08.05.2021 but still date I am not received my product. I paid 449.99 rupees for the same. Also I didn't track my order. I have not received the refund for the same. And the phone number mentioned is also not working. I have maild them but the mail also bounced.

Please refund the amount as soon as possible.