Which is the best example of the vivid and precise realism of northern renaissance painting?

The best example of the vivid and precise realism of Northern Renaissance painting is Jan van Eyck's "Arnolfini Portrait." This masterpiece showcases meticulous attention to detail, from the intricate textures of fabrics to the play of light and shadow. The use of oil paints allows for rich colors and a lifelike representation of the subjects, emphasizing their individuality and the surrounding objects. Van Eyck's ability to capture both the physical and emotional essence of the figures exemplifies the realism characteristic of this artistic movement.