Yes, Nokia 2 does have the GPS.
Yes, Nokia 2 comes with Corning Gorilla Glass 3. It is scratch resistant.
Yes, Nokia 2 is a perfect combination of Alluminimum Alloy frame and solid industrial grade Polycarbonate back.
No. Nokia 2 does not have the hybrid sim slot. It has 2 dedicated sim card slots and 1 dedicated MicroSD card slot.
It's not a bad phone, this Nokia 2. It's just that there's only so much you can do within a budget this tight.