Oris TT3 Chronograph Men’s Watch # 67475877264MB. Black round carbon-fiber dial with applied Arabic numerals, luminous 5 minute dots and hands. Titanium polished (sides) and fine-brushed (front) case with see-through sapphire crystal skeleton case back. Titanium polished and fine-brushed metal bracelet with push-button locking clasp. Scratch resistant sapphire crystal with anti-reflective coating. Chronograph function (records up to 12 hours). Date calendar. Automatic self-winding mechanical movement Water resistant up to 100m. Approximate Case size: 42.5mm diameter (15mm thickness). Model Number: 674 7587 72 64 MB 674-7587-72-64-MB.