Jewel’s Carat again at the GCT this time in Estoril with Marcus Ehning On his trip to gain experiences world wide, have a look at as much different arenas as possible and being presented by a great rider – Jewel’s Carat was being shown in Estoril Portugal at friday and saturday. With only one time penalty he finished the Prova Mercedes Benz Prix No 3 CSI ***** 1,45m and had another learning experience at the top of the sport.