What does Pulsante Con Numeri look like on HTC?

On HTC it is the design shipped in Sense 8, shown above at full size. Older revisions are listed beneath it.

When did HTC add Pulsante Con Numeri?

HTC first drew Pulsante Con Numeri in Sense 7, released 30 marzo 2015.

HTC Corporation has shipped 2 versions of Pulsante Con Numeri. Each is dated, so you can see when the design changed.

HTC

HTC Corporation has drawn Pulsante Con Numeri 2 times. Every revision HTC has shipped is below, newest first.

What does Pulsante Con Numeri look like on HTC?: On HTC it is the design shipped in Sense 8, shown above at full size. Older revisions are listed beneath it.
When did HTC add Pulsante Con Numeri?: HTC first drew Pulsante Con Numeri in Sense 7, released 30 marzo 2015.
How many times has HTC redrawn Pulsante Con Numeri?: HTC Corporation has shipped 2 versions of Pulsante Con Numeri. Each is dated, so you can see when the design changed.

HTC artwork for this emoji spans 2015 to 2016.