Gold hallmarks measure purity Gold and silver hallmarks are somewhat more universal. Gold purity is measured in karats with 24 karats representing the highest value.

On the historic Teahupo’o waves in Tahiti, American Caroline Marks surfed to Olympic gold, winning the gold medal match over Brazil’s Tatiana Weston-Webb 10.50-10.33 on Monday. Marks, 22 ...

Here is a glance at which 2023 World Junior Championships medalists have made their mark at the senior international level.

Marks has made her mark locally and around the world as the sport’s best with a 2024 gold medal added to a world title and more.

Caroline Marks claimed the 2023 World Surf League Championship Title and already has her sights set on a gold medal at the 2024 Olympic Games.

Caroline Marks crossed the last item off her trophy list and became an Olympic champion, crowning herself as the best women's surfer in the world.