Rihanna might be the best in the biz at using a watch to elevate her already incomparable style. When she’s running out for groceries, she wears a watch typically reserved for a red carpet. She attaches pieces worth hundreds of thousands of dollars to her neck and her ankle, elevating them beyond watches to powerful fashion statements. This week, in Beverly Hills, searching for something to match her pink sweatshirt, the singer settled on an Audemars Piguet Royal Oak Self-Winding in pink…

