Product Description：The earliest discovered gear-shaped artifact, which was originally used as an astronomical instrument. The gear, as a symbol of industrial civilization, has existed since the Neolithic period over 4,000 years ago. It symbolizes unity and cooperation, achieving twice the result with half the effort, and moving forward with determination. Product Craft: Casting Product Packaging: Handmade Cloth Bag Product Specifications: Approximately 25.5*19.5*1.6mm,With Cross Chain 42+5cm Product Material: 925 Silver, Cubic Zirconia
