Glashutte Original Senator Perpetual Calendar Boutique Edition Blue dial Glashutte by wholesalewatches - December 31, 20150 Glashutte Original applying a blue dial on watches that are certainly their best-sellers: the PanoMatic Lunar and the PanoReserve. And they also applied on some other classical watches,such as Glashütte Original Senator Perpetual Calendar. The blue dial is crafted in Glashutte Original’s own dial manufactory, in Pforzheim, Germany. Up to