Move comes after mayor Zohran Mamdani spoke of return of the Koh-i-noor diamond after UK royals’ visit to New York Move comes after mayor Zohran Mamdani spoke of return of the Koh-i-noor diamond after UK royals’ visit to New York Hundreds of antiquities valued at $14m have been returned to India by New York authorities, including some connected to the alleged art smuggler Subhash Kapoor, in a move that is likely to raise the pressure on others to make similar gestures. The return of 657