Myntra.com — I'm complaining about my watch which I ordered from myntra

I ordered Daniel klein watch from myntra on 31st December 2021. On 6th January 2022 I got my parcel from myntra. When I opened the parcel I found a Daniel klein watch box and then I opened a box the box was empty there is no watch inside the box. I
paid a cash from my card the price of watch is 2832/- . I complained to myntra customer care they complained register my files but the next 3 days they said company send the watch. There is no policy of your issue we can't help it. Now what gonna I do.