The shareholders of US jewellery company Tiffany gave the green light Tuesday for its acquisition by luxury behemoth LVHM for a sum of $16.2 billion, the French firm of billionaire Bernard Arnault said. "This approval is a significant milestone as we move closer to completing our acquisition of Tiffany, an iconic company with a rich heritage and unique positioning in the global luxury jewelry market," the LVHM CEO said in a statement on the company's website. kd/mlr/jh