In Study of a Standing Dancer with an Outstretched Arm, the viewer is greeted by a graceful figure of a dancer. The dancer's pose, with one arm elegantly extended, captures a moment of fluid motion. Soft colors dominate the composition, with pastel hues that evoke the lightness of the Rococo style.

The background is often minimal, focusing attention on the dancer's form and expression. This artwork is created using oil on canvas, a common medium for Jean-Antoine Watteau. The dimensions are approximately 50 x 70 cm, making it a relatively intimate piece. The brushwork is delicate, showcasing Watteau's skill in rendering fabric and movement.

The use of light and shadow enhances the three-dimensionality of the figure. Jean-Antoine Watteau was a leading figure in the Rococo movement, known for his depictions of theatrical and pastoral scenes. This particular work reflects his interest in dance and performance, common themes in his oeuvre. An interesting fact about this painting is that it may have been a study for a larger work, showcasing Watteau's process of capturing movement and grace.

His influence can still be seen in the works of later artists who explored similar themes.