I would like to think, but why not dream that this Dutch master Ferinand Bol (1616 - 1680). Given the age of the canvas. And podborodo not very much on contemporary written. (Kidding!) Clothing can be attributed entirely to the 17 century, the cold season.
Maybe sketch for the painting.
Here is his picture of the Dutch scientist. Our clothes, too, can say that, like, Slavic merchant.