There isn't enough information to give you a realistic answer. Many other criteria such as how was it remodeled, finishes etc all matter. Next the market is not favorable to jumbo loans for homes in the million plus range so it then would depend on how badly you needed to sell and what you paid for it. That would go a long way to determine what to offer it at.
Let's assume you've owned it for decades and need to go quickly it would sell quickly for under a million. If it is tricked out and you could wait for the right buyer it could go for 1.2 or 1.3 or even more if it has views, is on a good block.
You see every home is different in this town. You, the owner can determine the value by looking at homes on the market and paying attention to the sale prices. Comparing your home to the others is the best way to set a value - but we are in a tight money market right now so that affects the sale timeline.