Ball Roadmaster Rescue Chronograph - DC3180C-S1CJ-SL - Silver Taupe-Brown The solid case back underscores

The solid case back underscores its robust construction

reflecting Rolex's unwavering commitment to excellence

39 mm steel and yellow gold case with anti-magnetic protection

crown set with a synthetic blue cabochon

44 mm steel case with anti-magnetic protection and helium escape valve

Ball Roadmaster Rescue Chronograph - DC3180C-S1CJ-SL - Silver Taupe-Brown The solid case back underscoresLimited Edition 1000 Movement Automatic BALL Manufacture caliber RRM7338 C Special movement oil to endure 45C 49F Chronometer certified COSC Functions Chronograph with accumulated measurement up to 12 hours Central minute chronograph hand Dual functionality bezel countdown markings and second time zone reading Hours, minutes, subsidiary seconds and date 5,000Gs shock resistance Water Resistance 100m 330ft Anti Magnetism 4,800A m Micro gas tubes 19