Oris Small Second Automatic Diver-1000m. Ref:7609. The Oris Divers Small Seconds is a watch designed to meet the requirements of professional divers. Round case shape, case size: 47 mm, case thickness: 16 mm. Water resistant to 1000 meters/3300 feet. It is equipped with an automatic Oris caliber 743, a modification of the ETA 2836-2. The mechanism performs 28,800 vibrations per hour and has 27 jewels. For the user's convenience, a 38-hour power reserve is available. The hands, indexes and bezel elements are luminous for improved visibility at night. A date display is positioned at the 6 o'clock mark. There are also auxiliary seconds hands at 9 o'clock. The rotating unidirectional bezel measures elapsed time up to 60 minutes. Additional useful features include a helium escape valve, a protective folding clasp with extension, a screw-down crown, a screw-down stainless steel caseback. A comfortable solid steel chain with a secure clasp. Brand: Oris Diver 1000m. Model: Small Second Reference number: 01 743 7609 8454-07 8 24 01PEB Movement: Automatic 743/ eta;2836-2. Dial: black Glass: Sapphire, anti-reflective. Case material: Stainless steel Case size: 47 mm. Bracelet material: Stainless steel Bracelet size: 19 cm Crystal material: Sapphire glass Water resistance: 1000 m.