I have confirmed the operation, although for a short time. The second hand moved when I shook the watch. Please check the product condition and details in the photos. In the unlikely event that the "product name" or "product description" differs from the information in the photos, please prioritize the information in the photos. I am not an expert, so please understand that there may be some errors in the "product name" or "product description." Wrist circumference: approximately 17.2 centimeters. This is a rough measurement.