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On 20 September, auction house Daguerre will offer a portrait of Isabella Clara Eugenia of Habsburg in the first sale of the contents of Château de Meillant. The 110-centimetre-high canvas is catalogued as Spanish School, 17th century, workshop of Alonso Sánchez Coello, with an estimate of €8,000-12,000. Among the many historic objects from Meillant, this is the painting that immediately caught our attention.

[Update 20-09-2026: the lot was sold for €16,000.]

The portrait stood out to us for the quality of the image itself. A young woman stands against an almost black background. Her face is painted with restraint and composure, while the rest of the painting is dominated almost entirely by white satin, gold thread, lace, pearls and jewels.

Daguerre identifies the sitter as Isabella Clara Eugenia of Habsburg (1566–1633), daughter of Philip II of Spain and later one of the most important Habsburg rulers in the Netherlands. The auction house catalogues the painting as Spanish School, 17th century, workshop of Alonso Sánchez Coello, with restorations. The estimate is €8,000-12,000.[1]

Portrait of Isabella Clara Eugenia of Habsburg (1566-1633), Spanish School, 17th century, workshop of Alonso Sánchez Coello. Oil on canvas, 110 × 65 cm. Daguerre, Château de Meillant, 20 September 2026, lot 140. Estimate €8,000-12,000.

A Powerful Portrait

What we find particularly strong about this portrait is the balance between outward splendour and personal restraint. The face is not excessively modelled. The eyes look directly at the viewer, the mouth is small, the complexion pale, and the high hairline is further accentuated by a headdress set with jewels and pearls.

The large lace ruff forms a crisp white frame around the head. The costume is built up from a fine pattern of gold on white. Several pieces of jewellery cross the chest, while gold, pearls and precious stones gather once again around the waist. The hands give structure to the composition. This creates a diagonal rhythm across the painting without diminishing the stateliness of the pose.

We find the way in which the head separates itself from this abundance particularly convincing. The painter has not attempted to make every part of the portrait speak with equal force. The face remains calm and almost cool, while the clothing and jewellery convey the dynastic status of the sitter. It is precisely this tension that can be so effective.

Alonso Sánchez Coello, Isabella Clara Eugenia, 1577. Oil on canvas, 116 × 102 cm. Museo Nacional del Prado, Madrid. The white-and-gold court dress, jewels, headdress and handkerchief make this work the most important comparison for the portrait.

Sánchez Coello Is Unavoidable

The most important comparison is in the Museo Nacional del Prado. Alonso Sánchez Coello painted Isabella Clara Eugenia in 1577 in a large-scale portrait. There too she appears in white and gold, richly adorned with jewels, with pearls in her hair and a white handkerchief in her left hand.[2]

The relationship is clear. We see the same kind of princely visual language. The pale face against the dark background, the costly clothing and the jewellery. Yet the present painting is emphatically not a straightforward copy of the Prado portrait. The position of the right hand is different, the chair is absent, the proportions of the canvas are entirely different, and the costume, ruff and headdress are not identical either.

Sánchez Coello painted Isabella on several occasions. In his large Infanta Isabel Clara Eugenia and Magdalena Ruiz of circa 1585-1588, she again appears in richly decorated white-and-gold court dress.[3] A princely portrait was not necessarily a single unique image executed only once. Portrait types could be repeated, adapted, reduced in scale or recomposed within a workshop. Facial types and poses circulated. Clothing and accessories could be altered.

Alonso Sánchez Coello, Isabella Clara Eugenia and Magdalena Ruiz, 1585-1588. Oil on canvas, Museo Nacional del Prado, Madrid. The painting places particular emphasis on costume, jewellery and dynastic representation.

The 17th-Century Cataloguing

Daguerre describes the work as both 17th century and workshop of Alonso Sánchez Coello. The painting may have been produced around 1590-1600. It may have been executed after an existing Sánchez Coello model. Or it may belong to a broader group of Spanish or Habsburg court portraits in which his pictorial formulas continued to circulate for many years.

The Prado, for example, owns a small portrait of Isabella from 1591-1592 that is catalogued not as a workshop work but as Follower of Alonso Sánchez Coello.[4] Royal portraits could be reproduced in and around the court workshops after existing models, even after the original master had died. The Rijksmuseum owns a portrait of Isabella Clara Eugenia from circa 1600, produced in the workshop of Frans Pourbus II.[5]

Workshop of Frans Pourbus II, Portrait of Isabella Clara Eugenia, circa 1600. Oil on copper, 28.5 × 22.4 cm. Rijksmuseum, Amsterdam. This later portrait type shows how Isabella’s official likeness continued to circulate and be adapted around 1600, beyond the immediate circle of Sánchez Coello.

How Does €8,000-12,000 Compare with the Market?

In October 2017, im Kinsky in Vienna sold an Isabella Clara Eugenia of Spain, catalogued as studio of Alonso Sánchez Coello. The work carried an estimate of €10,000-20,000. The hammer price was €15,000.[6] The sitter is the same, the attribution category is close to that of the present portrait, and in market terms we are dealing with a similar segment.

Size, quality of execution, provenance and historical cataloguing can all make a considerable difference. Another result immediately demonstrates how uneven this part of the market can be. In 2010, Dorotheum sold a portrait of Isabella Clara Eugenia fully attributed to Frans Pourbus II for €20,000 against an estimate of €18,000-25,000.[7]

At the other end of the spectrum, Sotheby’s offered a large Portrait of a Young Woman, Said to be Isabella Clara Eugenia, Spanish School, circa 1600, in February 2026 with an estimate of just $6,000-8,000, despite its long provenance and attribution history.[8] A Habsburg princess, large dimensions and an old provenance guarantee nothing in this market. Buyers continue to look at quality, visual conviction, condition and, above all, the credibility of the attribution.

Workshop of Alonso Sánchez Coello, Isabella Clara Eugenia of Spain (1566-1633), after 1579. Oil on canvas, 117 × 92.5 cm. Im Kinsky, Vienna, 18 October 2017, lot 406. Estimate €10,000-20,000; hammer price €15,000.

Why We Are Following This Particular Painting

Within the first Château de Meillant sale, this lot is not presented as the obvious highlight. Other works carry higher estimates. What we see is a notably attractive Habsburg court portrait that, within its current estimate of €8,000-12,000, combines sufficient quality, historical context and unresolved questions to make this a sale we will be watching with particular interest. The words “Spanish School, 17th century, workshop of Alonso Sánchez Coello” seem above all to mark the starting point for further research.

Do you have a particular interest in this artist or in this subject?

Do you follow this artist, or have you come across a work you would like to know more about? We regularly research works appearing on the market and are always happy to exchange views on quality, provenance, art-historical context and previous auction results. You can contact us directly via info@antonello.art.

Notes and Sources

[1] Daguerre, Château de Meillant, 1ère partie, Meillant, 20 September 2026, lot 140, Spanish School, 17th century, workshop of Alonso Sánchez Coello, Portrait de l’archiduchesse Isabelle Claire Eugénie de Habsbourg, oil on canvas, 110 × 65 cm, estimate €8,000-12,000.

[2] Museo Nacional del Prado, Alonso Sánchez Coello, La infanta Isabel Clara Eugenia, 1577, oil on canvas, 116 × 102 cm, inv. P000861.

[3] Museo Nacional del Prado, Alonso Sánchez Coello, La infanta Isabel Clara Eugenia y Magdalena Ruiz, circa 1585-1588.

[4] Museo Nacional del Prado, Follower of Alonso Sánchez Coello, Retrato de la Infanta Isabel Clara Eugenia, 1591-1592.

[5] Rijksmuseum, workshop of Frans Pourbus II, Portrait of Isabella Clara Eugenia, circa 1600.

[6] Im Kinsky, Old Master Paintings, Vienna, 18 October 2017, lot 406, studio of Alonso Sánchez Coello, Isabella Clara Eugenia of Spain (1566-1633), after 1579. Estimate €10,000-20,000; hammer price €15,000.

[7] Dorotheum, Old Master Paintings, Vienna, 21 April 2010, lot 30, Frans Pourbus II, Portrait of Isabella Clara Eugenia. Estimate €18,000-25,000, result €20,000.

[8] Sotheby’s, Master Paintings & Sculpture from Four Millennia Part II, New York, 6 February 2026, lot 228, Spanish School, circa 1600, Portrait of a Young Woman, Said to be Isabella Clara Eugenia, Archduchess of Austria. Estimate $6,000-8,000.

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