Authenticity: The Richard Mille RM21-01 Tourbillon Replica from RM Factory is a masterpiece of design and engineering. Encased in a sophisticated 45mm high-tech material, it features a detailed skeleton dial with tourbillon complications, showcasing exceptional craftsmanship and aesthetic elegance. Warranty: This RM21-01 replica comes with a comprehensive 2-year warranty, offering peace of mind with protection against defects or malfunctions, ensuring a secure and confident purchase.