A single male figure fills the center of the composition, his head and shoulders emerging from a deep, shadowy background. The sitter turns slightly to his left, his gaze directed outward, meeting the viewer with a calm and steady expression. His hair is parted at the side and falls in soft, loose waves to his jaw, framing his face and blending gently into the darkness behind.

A distinctive mustache curves upward above his upper lip, and a small patch of beard sits beneath his lower lip, giving his features a sense of dignity and poise. The face is rendered with smooth, blended brushwork, the modeling of the cheeks and forehead achieved through subtle transitions of light and shadow. A crisp white collar encircles his neck and stands out starkly against the otherwise dark costume, its angular lines contrasting with the softness of his hair and skin.

The clothing below the collar dissolves into a velvety black, with no visible decoration or detail, allowing the viewer’s attention to remain fixed on the face. Light falls from the left, illuminating the sitter’s forehead, nose, and the upper planes of his cheeks, while the right side of his face recedes into gentle shadow. The background is a uniform, deep brown-black, painted with broad, even strokes that create a sense of depth and isolation around the figure.

The composition is tightly focused, with the head and shoulders occupying most of the pictorial space, and no objects or setting to distract from the subject’s presence. The brushwork is refined and controlled, with the transitions between light and shadow handled with a delicate touch, especially in the modeling of the face and hair. Small highlights on the eyes and the tip of the nose bring a sense of vitality to the otherwise restrained palette. Diego Velázquez created this portrait in 1650.

The catalogue of renowned paintings lists this work under the name of Diego Velázquez, confirming its attribution and date.