Benson Watch Winder Quad Swiss Series 4.20 Carbon Fibre Benson Swiss Series 4.20 Carbon Fibre. The Dutch watch winder brand Benson presents with the Swiss Series a new high-quality collection of watch winders that is equipped with Swiss technology and is fully assembled in the Netherlands. The Swiss made motors have a very low sound level and are among the best on the market. This compact Benson Swiss Series Four 4.20 Carbon Fibre watch winder is suitable for winding any automatic watch because the direction of rotation, the number of revolutions per day and the watch holder can be individually set per watch. The specially developed safety system disengages the motor when a watch is placed in or removed from the watch winder. The watch winder works on mains power. You can select the desired settings in the LCD screen with one button. The combination of Swiss technology, high-quality materials, excellent functionality and assembly in the Netherlands make this Benson Swiss Series Four 4.20 Carbon Fibre watch winder one of the best watch winders in the world.