What is watch 8 45 mm?

As an AI language model, I do not have access to specific information about a particular product made by various brands. But based on the general characteristics of watches, 8 45 mm could refer to the size of the watch case which is typically measured in millimeters. A watch with a 45mm case size would be considered a larger or oversized watch and could be classified as a men's watch. The number 8 could refer to a brand name or collection name. Additionally, important features such as the type of movement, watch face design, materials and water resistance may vary depending on the specific model or brand.