CONDVL15 Longines HydroConquest Chronograph. reference L3.6184.108.40.206. Watch measures 41mm and is made from steel. Swiss high precision quartz movement caliber L541. Sapphire crystal on the front and a closed and engraved case back. Waterproof 30ATM or 300 meters. Functions are hours, minutes, sub seconds, chronograph and date. This watch is fitted with the original steel bracelet with integrated folding clasp. Naturally this watch is complete with the original box and papers dated upon purchase. Great watch!