The Zenith Chronomaster Sport ref: 45.3104.3600/21.M3100 features a 41mm case crafted from white gold. This automatic timepiece is powered by the Zenith caliber El Primero 3600 movement, known for its precision. The watch showcases a black dial and includes a date function along with a chronograph feature. It was released in 2025, making it a contemporary addition to any collection.