[1] The work survives in three versions, which are now in the Mauritshuis (The Hague), the Rijksmuseum (Amsterdam) and the Museo Thyssen-Bornemisza (Madrid).
The Mauritshuis version omits the shoulder and arm and shows a more severe facial expression.
[2] The version in the Mauritshuis was restored after the panel was damaged by a crack in the wood, which did not affect the face.
[3] The sitter is posed against a dark background against which the flesh tones of the face, the white ruff and the elegant grey and gold decoration of his clothes stand out.
[4] In this portrait from Key's later period, the influence of Antonis Mor is shown in its increased interest in conveying the sitter's social status.