The e-commerce firm unveiled enhancements to its Intellectual Property Protection platform.
The designer plans to show a collection of pared-down looks at Pitti as he rethinks his approach to fashion.
Erin O’Connor, Jade Parfitt, FKA Twigs, Edie Campbell and Ryan Lo were among the guests who attended.
The display was held in a blacked-out space inside UNESCO’s headquarters, with ushers guiding guests to their seats by torchlight.
The winner of the prize, the brainchild of Loewe creative director Jonathan Anderson, will walk away with 50,000 euros, or $53,500.