On Monday, March 27, 2017 at 11:41:16 PM UTC-5, Gramps' shop wrote:
Can I apply a water based poly over Watco? I want a clear coat and oil based poly tends to run to amber.

Water over poly? One way to make sure you have no interaction is to put a coat of Ultra Blond shellac on the Watco, then top with your water based poly.