A visitor looks at a ring with 3D technology at the Cartier stand during the 3rd China International Import Expo (CIIE) at the National Exhibition and Convention Center in Shanghai, China. Getty Images.
A visitor looks at a ring with 3D technology at the Cartier stand during the 3rd China International Import Expo (CIIE) at the National Exhibition and Convention Center in Shanghai, China. Getty Images.

What's your opinion?