dissed this watch because it did not keep time right out of the box. i thought it was a bad battery...but it has an automatic self-wind movement to power it up. and i returned them. my ignorance. i have now viewed about two hours of youtube seiko and citizen watch reviews and have ordered a seiko padi sne499 solar dive watch. might get a citizen also. thanks for the comments to my bad review.... that brought me up to speed for my error. to seiko: my apologies.