With a diameter of 13 inches, you'd have to really like having a large, glowing ring taking up a lot of space on your dresser. (tomsguide.com)
As the shockwave from the initial explosion radiated out into space, it produced bright glowing rings of material, as seen in earlier observations with the NASA / ESA Hubble Space Telescope. (alma-telescope.jp)
It is an interesting feature, but if it doesn't pique your interest, the Samsung Galaxy On Max comes without the Smart Glow ring and is priced Rs 1,000 cheaper. (androidauthority.com)