Bold, technical, and built for high-performance timing, this Oris diving chronograph combines professional functionality with refined Swiss craftsmanship. The multi-piece stainless steel case is enhanced by a durable ceramic minutes scale top ring, delivering sporty sophistication and excellent scratch resistance. Its striking blue dial is paired with a full chronograph layout featuring three subsidiary dials for precise elapsed time measurements, while the polished stainless steel bracelet completes the watch with a versatile modern finish. Protected by a domed sapphire crystal with internal anti-reflective coating, the watch also features a screwed see-through mineral glass caseback showcasing the automatic movement with Oris’ signature red rotor. With a 62-hour power reserve and professional-grade 30 bar water resistance, this 43.50 mm chronograph is engineered for both underwater performance and everyday versatility. SKU: 01 771 7793 4155-07 8 23 01PEB Basic Information Case Multi-piece stainless steel case with ceramic minutes scale top ring Case Back Screwed, see-through mineral glass Crystal Domed sapphire crystal (both sides), anti-reflective coating inside Case Size 43.50 mm Water Resistance 30 bar Interhorn Width 23 mm Dial Color Blue Strap Stainless steel Warranty 2 years (extendable to 3 years with MyOris) Functions Movement Automatic winding with red rotor Caliber 771-1 (3 subdials, date) Dimensions Ø 30.00 mm (13 1/4’’’) Power Reserve 62 hours Vibrations 28,800 A/h (4 Hz) Functions Hours, minutes, chronograph 1/4 seconds, continuous seconds, 30-minute counter, 12-hour counter, date window, date corrector, fine timing device, stop-second