Day-Date 40
Oyster, 40 mm, yellow gold Reference 228238 Model case Oyster, 40 mm, yellow gold Bezel Fluted Water-resistance Waterproof to 100 metres / 330 feet Movement Perpetual, mechanical, self-winding Movement Automatic Caliber 3255, Manufacture Rolex Power reserve (approximately) Approximately 70 hours Bracelet President, semi-circular three-piece links Dial White Certification Superlative Chronometer (COSC + Rolex certification after casing) Download brochure