CASIO G-SHOCK G-8900SH Watch Casio C211 - Model: G-SHOCK G-8900SH - Color: Black Accessories: None It is currently working, but we cannot guarantee how long the battery will last. Only power on has been confirmed. There is dirt in the grooves, etc. There may be points that are not noticed or overlooked. Please feel free to comment if you have any questions. As this is a used item, please check the photos carefully if you are concerned before purchasing. (Management Number C211 *A management number is attached for personal listing management. It is not related to the product's model number or specifications.)