Indian made gold plated, diamond studded lenses at â¹18,000
An optometrist Chandrashekhar Chawan in 2011 created gold plated, diamond encrusted contact lenses, with prices starting at â¹18,000. He claimed to have used particles of 24 carat gold to create the lenses, which could be used for a year on a regular basis. With the invention, he sought to bring a 'twinkle' to people's eyes.