He is selling it for 400 usd, but the model doesn't look like the other gigabytes I seen for the rtx 2070 here is the pics:
https://apollo-frankfurt.akamaized.net/v1/files/t41mfvoz00l72-RO/image;s=525x700;r=90
https://apollo-frankfurt.akamaized.net/v1/files/rem1i9gwiqa-RO/image;s=525x700;r=90
https://apollo-frankfurt.akamaized.net/v1/files/a8sbnnmtx9ob1-RO/image;s=1000x563;r=90
https://apollo-frankfurt.akamaized.net/v1/files/t41mfvoz00l72-RO/image;s=525x700;r=90
https://apollo-frankfurt.akamaized.net/v1/files/rem1i9gwiqa-RO/image;s=525x700;r=90
https://apollo-frankfurt.akamaized.net/v1/files/a8sbnnmtx9ob1-RO/image;s=1000x563;r=90