I called the number back with my number blocked and it said Welcome to Gem. Press any call to continue. Seems suspicious i don't have an account with Gem and they never leave a message.
Constantly being called by theses sorts of numbers,
Auto call wanting me to press 1 to carry on. They leave a message claiming "not to be a marketing call" I've blocked 5 numbers in the last week all with the same message, Getting XXXXX off