Jaeger LeCoultre Amvox 5 Aston Martin World Chronograph Ceramic Q193J480 The amazingly accurate chronograph received its flavor in colors by the blue Gulf Oil colours which are used for many Aston Martin prototypes. The world time function, chronograph is easy to read. Both of the chronograph counters ar at the 3 and 9 o'clock which record the hours and minutes which elapse once engaged. The large central second is clearly legible because of its black anthracite dial. The engine is powered the Jaeger Le-Coultre caliber 752, 65 hour power reserve, all handmade and assembled in-house JLC. 44mm ceramic case blended with zirconium and yttrium subjected to tremendous pressures and temperatures of over 2000 degrees celsius. Watch is water resistant to 150 feet.