Why not put a bedside lamp on one of those plug timers? You can pick them up for under a fiver.
The difference is the Lumie gradually get brighter over a period of time simulating sunrise. The also have a special bulb which throws off the same spectrum as sunlight.
The missus has one and they are very good. Only two problems:
1) The analogue one is a bit hit and miss as far as when it will go off. For example if you set it to 7:30 it could go off anywhere between 7:20 and 7:40. So if you are going to get one get the digital one.
2) It wakes me up too.
