This item has been left untouched for a long time and is considered junk, requiring an overhaul. It works when shaken. Body only. Please consider purchasing only if you understand that this is not a new item and are familiar with vintage, used, and pre-owned goods. Please understand that this is a used item before purchasing. TISSOT Heritage 150 Chronograph 150th Anniversary Model Limited to 8888 pieces T66.1.722.31