Named pr for “precise” and “robust,” the tissot pr 100 unisex watch is designed for a sophisticated look and reliable performance. Mother-of-pearl dial with super-luminovaâ®; date display 34. 0mm polished rose gold-tone bezel and satin-finished stainless steel case; scratch-resistant sapphire crystal swiss quartz movement interchangeable quick release dual-finish stainless steel bracelet; push-button fold-over clasp water-resistant to 100 meters we are an authorized tissot dealer