H12 Hamilton Jazzmaster Maestro Chronograph. Reference H32716839. Watch measures a cool 45mm and is made from steel. Automatic movement caliber Valjoux 7750. Sapphire crystals on both sides of the case. Waterproof 10ATM or 100 meters. Functions are hours, minutes, sub seconds, chronograph, day and date. This watch is fitted with a brand new original black crocodile leather strap with brand new steel pin buckle. Naturally this watch is complete with the original box and papers dated November 2012. Please be aware that this watch has just been complete serviced and polished (April 2021) by our Hamilton certified watchmaker with 2 years warranty applicable. This watch is in new condition and good to go for many years to come!