Model # 14270 Rolex Oyster Perpetual Explorer Unisex Casual Watch With Manufacturer Serial Numbers Swiss Made Black DialArabic & Index Hour MarkersPolished Stainless Steel Bezel42 Hour Power Reserve Self Winding Automatic Movement COSC Superlative Chronometer CertifiedRolex Caliber 3000Vibrations Per Hour: 28,800 Jewels: 276 Year Warranty Guaranteed Authentic Manufacturer Box & Manual Brushed With Polished 904L Oystersteel Stainless Steel Case Brushed 904L Oystersteel Stainless Steel Oyster BraceletScratch Resistant Sapphire Crystal100 Meters / 330 Feet Waterproof 36mm = 1 1/3" Case, 6.5" Adjustable BraceletFixed Bezel Luminescent Hands & Hour Markers Screw Down Crown & Case Back Stainless Steel Oysterclasp Deployment Buckle Free Bracelet Sizing The Rolex Explorer is one of the most iconic and well-known watches in the world, with a timeless design that has remained largely unchanged since its inception. The Explorer 14270 is a classic example of the Explorer, with its black dial, arabic numeral and index hour markers, and 36mm stainless steel case. It is powered by an automatic movement and is chronometer-certified, ensuring accuracy and precision. The Oyster bracelet and Oysterclasp deployment buckle are comfortable and secure, making this watch perfect for everyday wear.