Yamaha DGX-660 88-Key Weighted Action Digital Grand Piano with Matching Stand, White
This normally sells for 799$
-Prime Savings takes 20% off
-If you click the link "Speak with an Amazon Harmony associate for discount codes and to learn more. Call me", they will give you a 15% off coupon code
-Use Chase Amazon Prime card to take another 10%
After tax it makes it around 505$
https://www.amazon.com/dp/B01CFOAIG4/