Battery has been replaced but I think someone tried to do this a while age & lost I think 3 or 4 spring contacts that are supposes to contact the case back , the watch displays open on the lcd the buttons do not fuction nor does the analogue movement which I think will be Related to those missing springs if you google search this it looks like it a common thing but I can't check any further as I don't have anything spare to try & fix or at least test if the watch will work , So will be Sold as Seen , No Returns !