C144 Pen worth 10000 dollars ocean

"Buy a fifty-dollar fountain pen and then give it to the world's one and only custom-made diamond pen?" In the Qi Family's small room on the second floor, Qi Duo crossed his legs and trembled the melon seeds in his hands to the ground. He looked at the box on the table with his eyes wide open.

Lying inside was a black pen that was even darker than crows. Beside it was a pink sandstone