CONDVCER2 Certina DS Spel. Reference C537.7155.42.17. Watch measures 39mm and is made from steel. Swiss high precision quartz movement. Sapphire crystal on the front and a closed case back. Waterproof 10ATM or 100 meters. Functions are hours, minutes, sub seconds, flyback chronograph, date and alarm. 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). Please be aware that this watch is brand new and unworn. Super value for money for all these functions!