The Sellita SW500 Automatic Movement is a high-quality mechanical chronograph movement designed by TAG Heuer. This Swiss-made movement features 25 jewels for precision and reliability, and is compatible with the ETA 7750 model. Made from durable stainless steel, this movement is a perfect fit for enthusiasts looking to upgrade their watches with a reliable and accurate timekeeping system. Ideal for those seeking a seamless and efficient automatic movement for their timepiece.