Check out some Narva Arctic +50's. You can get them in SCA stores and should have a display where you can compare the colour/brightness of the different models. Performance Globes - Products - Narva
The diamond visions weren't up to scratch, pretty dull and dreadful in the rain.
There just more of a wank factor, I've swapped them out for HIDs in the low beams and Xtreme visions in the foggies and its a huge difference. Don't need to use my high beams anymore lol