The Rolex Day-Date 40 (Reference 228348RBR) is the pinnacle of luxury and craftsmanship. Its 40 mm Oyster case in yellow gold is paired with a diamond-paved dial featuring 10 baguette-cut diamonds, and a diamond-set bezel. Powered by the Manufacture Rolex Calibre 3255, this perpetual self-winding movement delivers exceptional precision and a 70-hour power reserve. Completed with the iconic President bracelet and concealed Crownclasp, this watch exemplifies sophistication and elegance.
Specifications:
Reference: 228348RBR
Collection: Day-Date 40
Case: Oyster, 40 mm, yellow gold and diamonds
Oyster Architecture: Monobloc middle case, screw-down case back and winding crown
Diameter: 40 mm
Material: 18 kt yellow gold
Bezel: Set with diamonds
Winding Crown: Screw-down, Twinlock double waterproofness system
Crystal: Scratch-resistant sapphire, Cyclops lens over the date
Water Resistance: Waterproof to 100 metres / 330 feet
Movement: Perpetual, mechanical, self-winding
Calibre: 3255, Manufacture Rolex
Precision: -2/+2 sec/day, after casing
Functions: Centre hour, minute and seconds hands; instantaneous day and date in apertures; secure rapid-setting; stop-seconds for exact time setting
Oscillator: Paramagnetic blue Parachrom hairspring; high-performance Paraflex shock absorbers
Winding: Bidirectional self-winding via Perpetual rotor
Power Reserve: Approximately 70 hours
Bracelet: President, semi-circular three-piece links
Bracelet Material: 18 kt yellow gold
Clasp: Concealed folding Crownclasp
Dial: Diamond-paved
Gem Settings: Diamond-paved dial with 10 baguette-cut diamonds
