About This Watch: This Longines Conquest Watch L36574567 or L3.657.4.56.7 has an automatic, self winding movement with a date window. It features a black dial and a scratch resistant sapphire crystal. Its finely crafted 41 mm case is made out of black ceramic stainless steel. This watch is water resistant up to 30 bars; 1000 feet; 300 meters.