The first Daytona replica with crystal back made by Q factory is the one with ice blue dial. This one is a replica of the Daytona Le Mans version, which has some features that could only be found on these vintage Daytona Paul Newman models. The crystal back shows you the movement inside, which is a clone 4132 inside that has a working chronograph. There are two versions of this replica watch, this one is made by Q Factory, the other version is completely customized.