This is a limited edition item from a collaboration celebrating the 40th anniversary of Murasaki Sports! The battery has been replaced with a new one. To maintain water resistance during battery replacement, SEIKO grease has been applied to the packing (O-ring). ◆ Brand: Nixon ◆ Movement: Quartz wristwatch ◆ Case size: Approximately 51mm ◆ Color: Blue x Black x Silver ◆ Accessories: None ◆ Wrist size: Approximately 17.5cm ◆ Purchase: Guaranteed authentic This is a rare, limited-edition item! There are some scratches from use, but it is working properly and the accuracy is good. * Please check the images for details. * Although not noticeable during normal use, there are some scratches on the glass surface, so please check image 9. Please consider this item as a pre-owned item. If you have any questions, please feel free to comment.