Audemars Piguet Royal Oak Offshore Diver 15720ST.OO.A052CA.01. Watch

1. Case

• Material: Stainless steel
• Diameter: 42mm
• Thickness: 14.1mm
• Shape: Octagonal bezel with eight hexagonal white gold screws
• Finish: Alternating polished and satin-brushed finishes
• Crown: Screw-down stainless steel crown with integrated guards
• Caseback: Exhibition caseback with sapphire crystal, screw-fastened
• Water Resistance: 300 meters (1,000 feet)

2. Bezel

• Type: Unidirectional rotating bezel for diving
• Material: Stainless steel
• Markers: 60-minute diving scale with luminous marker at the 12 o’clock position
• Functionality: Rotates counterclockwise to measure elapsed time

3. Dial

• Color: Khaki green
• Pattern: Tapisserie(large guilloch texture)
• Hour Markers: White gold applied markers with luminescent coating
• Hands: White gold Royal Oak hands with luminescent coating for visibility in low-light conditions
• Date Window: At the 3 o’clock position, with a magnified display on the dial side

4. Crystal

• Material: Sapphire crystal
• Coating: Anti-reflective treatment on both sides
• Scratch Resistance: High resistance to scratches and damage

5. Movement

• Caliber: Audemars Piguet Caliber 4308
• Type: Self-winding mechanical movement (Automatic)
• Frequency: 28,800 vibrations per hour (4 Hz)
• Power Reserve: 60 hours
• Number of Jewels: 32
• Components: 234 parts
• Functions:
  • Hours
  • Minutes
  • Central seconds
  • Date (quick-set feature)
• Rotor: Skeletonized rotor with Audemars Piguet logo, visible through the exhibition caseback

6. Strap

• Material: Khaki green rubber
• Width: Standard lug width (26mm)
• Buckle: Stainless steel pin buckle
• Features: Durable, flexible, and resistant to environmental wear (ideal for diving and outdoor conditions)

7. Diving Features

• Water Resistance: 300 meters (ISO 6425 certified for professional diving)
• Diving Bezel: Unidirectional rotating bezel to prevent accidental resetting during diving
• Screw-Down Crown: Ensures watertight sealing
• Anti-Magnetic Protection: Movement is shielded from magnetic interference for precision

8. Additional Features

• Luminescence: Luminous hour markers and hands for enhanced legibility in low-light environments
• Sapphire Caseback: Display caseback showcasing the movement
• Anti-Reflective Coating: Reduces glare under bright light or underwater conditions

Summary of Key Parameters:

• Case Material: Stainless steel
• Case Diameter: 42mm
• Thickness: 14.1mm
• Dial: Khaki green
• Water Resistance: 300 meters (1,000 feet)
• Movement: Audemars Piguet Caliber 4308 (self-winding)
• Power Reserve: 60 hours
• Strap: Khaki green rubber strap with stainless steel pin buckle
• Bezel: Unidirectional rotating bezel (diving scale)