Russian model Irina Shayk Rome - Arabstoday Irina Shayk struck a pose as she attended Fawaz Gruosi’s 60th Birthday Party held at the Billionaire Club in Sardinia, Italy. The 26-year-old Russian model looked ready to walk the red carpet in a Marchesa strapless chiffon gown with a crystal embroidered bodice, and accessorised with Grisogono jewels. Barely-there makeup and a simple up-do completed her look. Italian Fawaz is the president, owner and founder of de Grisogono, a watch and jewelry brand.