Ronde Louis Cartier 40 mm watch, Manufacture mechanical movement with automatic winding, 1904-PS MC caliber, 18-karat pink gold case set with 76 brilliant-cut diamonds and a pearly crown set with a brilliant for a total of 0.83 carats, dial silver flinqué workmanship, Roman and Arabic numerals, blued steel pomme-shaped hands, sapphire crystal, semi-matte brown alligator strap, adjustable folding buckle in 18-carat rose gold, small seconds at 6 o'clock and date at 3 o'clock, sapphire crystal case back, 9.19 mm thick, water resistant to 30 meters.