While Williams chose a classic diamond necklace for jewellery, the focus of this outfit had to be his bedazzled almond-shaped sunglasses.

The custom-made 18k gold glasses from Tiffany & Co. were ringed by 61 brilliant round diamonds and accented with two emeralds. Donning the sunglasses was not only a bold choice – they also teased the Happy hitmaker’s upcoming partnership with the brand’s revamped image, delivered courtesy of LVMH heir Alexandre Arnault.

Here’s how to get Williams’ look.