• Reference: 278383RBR
• Model case: Oyster, 31 mm, Oystersteel, yellow gold and diamonds
• Waterproofing: Waterproof to 100 metres / 330 feet
• Bezel: Set with diamonds
• Dial: Champagne-color set with diamonds

• Strap: Oyster, three-piece solid links
• Movement: Perpetual, mechanical, self-winding
• Calibre: 2236, Manufacture Rolex
• Power reserve: Approximately 70 hours
• Certification: Superlative Chronometer (COSC Rolex certification after casing)