You
will be paying the fees, don't worry.
The money you will be refunded is:
782.1 divided by 10000 x amount of chips you bought
2. Pricing
2.1. 10000 chips from AVALON totals 782.1BTC including delivery, 2% JohnK's Escrow fee and ~3% (just bellow) Group buy fee = 0.082BTC / chip.
Check for yourself in the spreadsheets and see how much you get.