In Portrait of Rembrandt with a Gorget, the artist presents himself in a dark, rich color palette. The gorget, a piece of armor, adds a sense of authority and strength to his appearance. Rembrandt's face is illuminated, showcasing his characteristic features, while the background remains subdued.

The overall composition draws the viewer's attention to his expressive gaze. The painting is executed in oil on canvas, a medium that allows for rich textures and deep colors. Rembrandt's technique of chiaroscuro is evident, with strong contrasts between light and shadow. The brushwork is loose yet deliberate, giving a sense of immediacy to the portrait.

This work exemplifies the artist's mastery of self-portraiture during the Dutch Golden Age. Rembrandt van Rijn, a leading figure of the Dutch Golden Age, created numerous self-portraits throughout his career. This particular work, painted around c. 1665, reflects his introspective nature and evolving style.

An interesting fact about this painting is that it showcases his use of a gorget, which was not only a protective piece of armor but also a symbol of status. Rembrandt's ability to convey emotion and character through his self-portraits remains influential in art history.