In Portrait of a lady, traditionally identified as Emma Hamilton, the subject is depicted with a serene expression. She is dressed in an elegant gown, with flowing fabric that suggests movement. The background features soft, muted colors that enhance her presence.

The overall color palette is warm, with shades of cream, pink, and gold. Romney's technique is characterized by smooth brushwork and a careful attention to detail. The use of light and shadow creates depth, particularly in the folds of the dress and the texture of the skin. The painting measures approximately 76 x 63 cm and is executed in oil on canvas.

This medium allows for rich color and fine detail, which are evident in the work. George Romney was a prominent portrait painter in the 18th century, known for his flattering depictions of women. This particular painting is traditionally identified as Emma Hamilton, a celebrated figure known for her beauty and charm. An interesting fact about this work is that it reflects the Romantic ideals of beauty and emotion prevalent during Romney's time.

The painting captures not just the likeness of Hamilton but also her allure and charisma.