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Most DVD's are copyright protected and can not be copied. What operating system do you have on your computer? 

The racing design DNA has been present all along cropping up every other decade or so link in a link model that was never enormously popular at the time. But that's changing link as Moonwatch values rise more collectors are paying attention to the racing models.

Sinn U50 SL Limited Edition of 500 piecesDiameter 41mmThickness 11.2mmCase Material German submarine steel with black link hard Tegiment coatingDial Color BlackIndexes Painted luminousWater Resistance link 500 metersStrapBracelet Matching link steel braceletMovementCaliber Sellita SW 300-1Functions Hours minutes secondsDiameter 25.6mmThickness 3.6mmPower Reserve 42 hoursWinding Automatic Frequency 4 Hz 28800 vphJewels 25Additional Details Anti-magnetic to DIN 8309