About This Watch: This Longines Conquest Watch L32574576 or L3.257.4.57.6 has a quartz movement with a date window. It features a black dial with diamonds and a scratch resistant sapphire crystal. Its finely crafted 29.50 mm case is made out of black ceramic and stainless steel. This watch is water resistant up to 30 bars; 1000 feet; 300 meters.