Make payment using Visa powered payment ring
twisting your wrist. Plunk down about $53 (£40) and you can get one in your size around its expected December ship date. As with the Apple Watch, you don't need your phone around once you've set it up -- it uses anonymizing tokens to make payments all by itself. It's not flawless (we found that you have to hold it at an angle for best results), but it's far subtler than many existing payment methods.