Gstaad Yacht Club Centenary Trophy, Save the Date: October 5, 2023, for the 12th edition Gstaad Yacht Club Centenary Trophy,Save the Date: October 5, 2023, for the 12th edition. Join us on Thursday, October 5th, 2023, in Saint-Tropez for the 12th edition of the Gstaad Yacht Club Centenary Trophy. As tradition dictates during Les Voiles