Authenticity: The Richard Mille RM055 Sapphire Crystal showcases the pinnacle of watchmaking innovation and artistry. With its striking sapphire crystal case, this timepiece offers unmatched transparency and durability, paired with a comfortable rubber strap for an athletic yet luxurious wear experience. Warranty: This elegant timepiece is secured by a comprehensive warranty, providing protection against defects and assuring peace of mind with your premium investment.