The legacy of innovation that began with the debut of the world's first digital watch in 1970 continues with this sleek all-black model of the iconic Hamilton PSR Digital Quartz. Equipped with a hybrid LCD and OLED digital display, its red digit-dot numerals are easily readable at a glance during the day and illuminate with the push of a button at night. • Powered by the quartz movement. • Presented on a black stainless steel bracelet with push button deployment clasp. • Mineral crystal glass. • 40.8mm case width. • 100 metre water resistance.