And now @MMXnewscaster has leaked press rendered image of Canvas 4 which gives a better view of the phone. Phone looks quite different from previous versions.
Earlier Micromax has suggested that this phone will comes with many new things like it will introduce new way to unlock phone.
As per image phone looks quite similar to iPhone with sleek frame, it will have thin brushed metallic strip around it. As per image you can also phone has flat back at edges instead slightly curves.