Nokia is set to reveal its new high-end Nokia Lumia device tomorrow at London press event. The product render of this device Nokia Lumia 925 just got leaked on to the web. The device will have a aluminum body and looks slim as well. The device will also come with a new Lens app called Nokia Smart Cam which will allow various manual controls while using the device camera. The camera of this device is also expected to be PureView branded with some new features other than the low-light improvements, OIS which we have already seen in some other Lumia Windows Phone 8 devices.