Diamond trade has also been often found to be a preferred route for money laundering like activities as the valuation process for such commodities is often very complex and prone to manipulations.
The high-profile designer is the founder of the Nirav Modi chain of diamond jewellery retail stores. Modi had figured in the Forbes' list of richest Indian with a net worth of $1.7 billion.
Several film stars including Kate Winslet, Priyanka Chopra, Kareena Kapoor, Alia Bhatt and Shilpa Shetty have donned jewels made by Modi, as per the information available with his website.