Wooden Plant Pot How Can I Remove A Black Water Stain From A Wooden Teak Table?

How can I remove a black water stain from a wooden teak table? - wooden plant pot

I have a nice wooden table made of teak. While I was on vacation, looking for my son to my house in my absence, because too much water in a potted plant in the appendix. The result was a black circular areola, under the shell pan.

The image is not just wax polished wood.
What can I do to get rid of the stain smooth and without damage to my table.

Thks in advance for your advice.