Model: Rolex Oyster Perpetual Day-Date
Reference Number: 128238
Size: 40mm
Case: 18ct yellow gold
Bracelet: 18ct yellow gold President bracelet with concealed Crownclasp
Movement: Calibre 3255, Perpetual self-winding mechanical movement with Chronometer certification
Power Reserve: Approximately 70 hours
Dial: markers and date aperture at 3 o'clock, day aperture at 12 o'clock
Water Resistance: 100 meters / 330 feet
Additional Features:  Fluted bezel, Twinlock double waterproofness system, Screw-down crown, Scratch-resistant sapphire crystal with anti-reflective coating