Are platinum tires actually identical to current Conti ?

Hello, at the Tel. I was called a super price for a Continental when I asked for a price at the tyre service, so good that I had to agree and agreed to an appointment. When I was on site then something of “..ja the platinum is yes the Conti…” was sneezed. On my question, however, that at the Tel. there was nothing of platinum but only talk of Continental, it said again that this was a Continental and that would only have a different name. Even if it were so, the whole action was for me too dubious and I dispensed with this platinum. Are these platinum actually identical with the current Contimodels ? Greetings, …and finally place