PRESENCE | 30 mm | AutomaticDate display, self winding mechanical movement beating at 25,200 vibrations per hour, with a power reserve of up to 64 hours. 30mm stainless steel case, transparent case back with sapphire crystal. Water resistant to 30 meters. Scratch resistant sapphire crystal. White dial with painted Roman numerals, polished silver tone hands. Date window at 3 o'clock. Polished stainless steel bracelet with hidden folding clasp. The Longines Prsence collection