Audemars Piguet Royal Oak 41MM Black Dial 15500ST Condition –Pre-OwnedModel– Audemars Piguet Royal OakReference Number – 15500STMovement– AutomaticBezel – StainlessSteelDial–Black DialCase Size– 41mmCrystal – Scratch-resistant Sapphire CrystalBracelet– Stainless Steel BraceletWater Resistant – 50m