Ernst Benz 47mm ChronoSport Wright Brothers First Flight Limited Edition This specific timepiece was created in 2003 to celebrate the centennial of the Wright Brothers' first successful airplane flight in 1903. Limited edition numbered production total of 1903 pieces Specifications Brand: Ernst Benz Model: ChronoSport Reference Number: 439/1903 SKU: WLXEB03 Production Year: 2003 Case Case Shape: Round Material: 316L brushed stainless steel Diameter: 47mm Thickness: 15mm Bezel: Fixed Caseback: 316L brushed stainless steel caseback featuring a depiction of the Wright Flyer Crown: Knurled push/pull, double O-ring sealed Lug Width 22mm Movement: Type: Swiss Automatic Caliber: ETA 2836-2 (Mecaline, Incabloc) Base Caliber: ETA 2824-2 Functions: Day, date Power Reserve: ~38 - ~40 hours Certification: Jewels: 25 Frequency: 28,800 Dial: Color: Black with concentric circles and luminous green Arabic numerals Features: Day-date Hour Markers: Hands: Luminous filled mercedes Crystal: Type: Domed sapphire crystal with anti-reflective treatment Water Resistance: 5 ATM (50 meters / 165 feet) Clasp: 316L stainless steel folding deployment clasp  Condition: Very good pre-owned condition Accessories: Box and manual Warranty: Comes with our One Year Limited Warranty