Four perfect crystal sunglasses for 2010: it's all about the contrast

One year on and another list. This one features four amazing crystal sunglasses for 2010. All in a similar subtle crystal and all getting one thing spot on: the contrast of the lens colour with the shade of the frame.

From top to bottom: L.G.R. for Antonio Marras, Retro Super Future, Juanjo Oliva, and finally Oscar Magnusson...