Audemars Piguet Royal Oak Perpetual Calendar Blue Ceramic 1:1 Superclone:**
- **Reference Number:** 26579CS.OO.1225CS.01  
- **Case Size:** 41mm  
- **Material:** Full Blue Ceramic Case and Bracelet (904L-grade Ceramic for durability and lightweight)  
- **Dial:** Blue "Grande Tapisserie" pattern with matching blue subdials for perpetual calendar functions  
- **Movement:** 1:1 Superclone Perpetual Calendar Automatic Movement, Caliber 5134 Replica  
- **Functions:** Perpetual Calendar (Day, Date, Month, Leap Year Indication, Moonphase), Hours, Minutes  
- **Crystal:** Scratch-Resistant Sapphire Crystal (front and case back)  
- **Bracelet/Strap:** Integrated Blue Ceramic Bracelet with AP Folding Clasp  
- **Water Resistance:** Up to 20 meters  
- **Finish:** Polished and satin-brushed surfaces for a seamless replica of the original  
- **Special Features:** Ultra-thin design replicating the original 4.31mm-thick movement  
This 1:1 Superclone embodies the craftsmanship and innovation of the original Audemars Piguet, providing a visually identical alternative with exceptional quality.