Rare blue and white 'Mexico' pendant lamp by Yki Nummi for Orno, 1960s

This 'mexico' pendant lamp is not a very common pendant. It comes in blue-white, like this one and also in orange-white and gold-white. The lamp was designed by the finnish designer yki nummi for orno in the 1960's. It is in a good vintage condition with marks that are consistent with age and use.