Audemars Piguet 26320ST.OO.1220ST.01 Royal Oak 41mm Stainless Steel Black Dial Watch
Case Material: Stainless Steel
Case Size: 41mm
Bezel: Stainless Steel
Bezel Function: Fixed
Bracelet Material: Stainless Steel
Closure: Double Fold Over Clasp
Specifications:
| Reference number | 26320ST.OO.1220ST.01 | 
| Brand | Audemars Piguet | 
| Model | Royal Oak Chronograph | 
| Movement | Automatic | 
| Case material | Steel | 
| Bracelet material | Steel | 
| Caliber |  | 
| Movement | Automatic | 
| Movement/Caliber | 2385 | 
| Power reserve | 40 h | 
| Number of jewels | 37 | 
| Case |  | 
| Case material | Steel | 
| Case diameter | 41 mm | 
| Water resistance | 5 ATM | 
| Bezel material | Steel | 
| Crystal | Sapphire crystal | 
| Dial | Black | 
| Dial numerals | No numerals | 
| Bracelet/strap |  | 
| Bracelet material | Steel | 
| Bracelet color | Steel | 
| Clasp | Double-fold clasp | 
| Clasp material | Steel | 
| Functions | Chronograph, Date |