The Lumia 900 launched in the US with black and cyan as your color choices. Two weeks later, a white model appeared on the scene, looking gorgeous. Now, a magenta model may be on the way, according to Engadget. This one was spotted at Finland retailer Gigantti. Looks like it should be available sometime in May. Who's in? If you're unsure, take a look at our Lumia 900 review.