First I thought it was some kind of joke, but than I received confirmation from several source, and I see some preview images.
First thing on my mind was about sizing, because you can't have universal one-size-fits-all, fir different fingers.
Second thing I was wondering, why would you ever want to wear hardware wallet like a ring all the time...
We know that Tangem Ring will be released on November 3, at Cardano Shitcoin Summit this year, in Dubai, but there is no information about it on Tangem official website.
Anyway here are some preview images and Decrypt article with more information about this ''device'':
https://decrypt.co/203969/tangem-ring-hardware-wallet-will-debut-at-cardano-summit-2023