Looks like Lumia 520 is continuously enjoying strong demand in India. It is now sold out completely at both official Nokia shop and Flipkart as well. At Flipkart it has been in stock and out of stock affair for Lumia 520 for quite some time now showing very fast stock movement. At Nokia shop it has been more in stock due to higher price as compare to other retailers. But now all the colors are sold out at Nokia Shop as well.