Oris Watch Aquis Date Lady. Oris Watches Aquis Date is an elegant and very functional diving timepiece for ladies. The watch is equipped with Oris 733 automatic calibre that performs 28 800 vibrations per hour and has 26 bearing jewels. A 38 hour power reserve is available for the convenience of the wearer. Hands and indices are luminous for improved night time visibility. A date display appears at 6 o clock. The uni directional rotating bezel measures elapsed time of up to 60 minutes. Additional useful features include white mother of pearl dial, stainless steel security folding clasp, screw in security crown, see through case back and scratch resistant sapphire crystal glass with anti reflective coating.