Experimentum Crucis – ETAT LIBRE D'ORANGE | Eau de Parfum - Rose & Cumin
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250,00 € - Regular price
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250,00 €
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A rose that asks no permission.
Luminous, incisive — an olfactory self-evidence.
Etat Libre d'Orange named this perfume with a term borrowed from the philosophy of science — "experimentum crucis", the decisive experiment, the one that distinguishes between two theories and from which there is no turning back. This is exactly what this composition does. It asks a simple question — can you make a great modern rose without drowning it in woods or sweetening it with musks? — and answers it definitively. Yes. And the proof is there, on your skin.
In this Eau de Parfum concentration, the composition opens with immediate tension. Lychee and apple bring a crystalline and slightly fruity freshness, quickly traversed by cumin — warm, slightly spicy, slightly animalic — which sets the stage for what is to come. The NeoAbsolu Rose then enters the heart with a clarity and power not found in conventional roses. This cutting-edge technology produces a rose material of superior purity and intensity compared to classic absolute — luminous, dense, almost sculptural. Jasmine absolute and honey accord surround it with an enveloping floral sweetness that amplifies it without weighing it down. Akigalawood, patchouli, and musk settle in the base in a dark, slightly earthy foundation that anchors all this light in something deep and lasting. Experimentum Crucis does not seek to convince. It imposes itself — like all self-evident truths.
Experimentum Crucis is the fragrance for those who can recognize a great composition from the very first seconds — and who need no further proof.
Concentration
Eau de Parfum
Family
Floral
Sillage
Present
Gender
Unisex
A word from Maison Diaphane
Experimentum Crucis is our favorite at Etat Libre d'Orange — and one of the perfumes that surprised us most in the entire collection. The NeoAbsolu Rose changes everything: it's a rose of a clarity and presence almost never encountered. The cumin in the opening is audacious but absolutely right. And the akigalawood in the base gives a contemporary woody depth that extends the composition for hours. A floral fragrance that plays in a different league.
Experience it in store
Learn more about Experimentum Crucis +
Experimentum Crucis Eau de Parfum by Etat Libre d'Orange is a unisex floral fragrance from the Parisian niche perfumery house founded in 2006. It explores the rose in a modern and incisive version — NeoAbsolu Rose, cumin, akigalawood — uncompromising on power or clarity. A Maison Diaphane Favorite. Available at Maison Diaphane, official reseller in Angers, for €245. Free delivery from €100 (in France).
Its olfactory pyramid revolves around a heart of NeoAbsolu Rose-jasmine absolute-honey accord with exceptional floral clarity and presence, preceded by a spicy and slightly fruity cumin-lychee-apple opening, and extended by a woody and deep akigalawood-patchouli-musk base. In Eau de Parfum, the composition deploys the full power of NeoAbsolu Rose and lasts 8 to 10 hours.
Experimentum Crucis is a modern and structured floral rose fragrance with a present sillage, ideal for all seasons, worn equally well by women and men.
What is NeoAbsolu Rose and how is it different from a classic absolute?
NeoAbsolu Rose is an advanced extraction technology that produces a rose material of superior purity, clarity, and intensity compared to classic absolute obtained by solvent. It more faithfully captures the volatile aromatic molecules of the flower, resulting in a brighter, more ethereal floral rose, and more lasting. In Experimentum Crucis, it is why the rose asserts itself with this immediate self-evidence rather than blending into the background as in a conventional perfume.
Is the cumin in the opening not too prominent or too culinary?
This is the question everyone asks before smelling it. The cumin in Experimentum Crucis is not culinary — it is slightly spicy and slightly animalic in its first seconds, before quickly blending into the rose. It acts as a revealer — it gives the rose a tension and a carnal dimension it wouldn't have on its own. This is Etat Libre d'Orange's signature approach: to place a polarizing material in the opening, then let the composition transcend it.
What is akigalawood and what is its role in the base?
Akigalawood is a synthetic material developed by Givaudan — with woody, slightly earthy and slightly peppery facets, similar to guaiac wood but in a more contemporary and drier version. In Experimentum Crucis, it provides a very precise woody depth in the base that anchors the rose without weighing it down — different from creamy sandalwood or angular cedar, it creates a skin wood, warm and slightly smoky.
How does Experimentum Crucis compare to Frédéric Malle roses in your catalog?
Portrait of a Lady (Ropion) is a woody and dense rose — patchouli, sandalwood, incense, intense sillage. Promise (Ropion) is an oriental and animalic rose — castoreum, ambroxan. Rose Tonnerre (Fléchier) is an earthy rose — truffle, vetiver. Experimentum Crucis is a luminous and incisive rose — cumin, honey, akigalawood. It is the most modern and assertive rose in the catalog, in its most contemporary register.
Compositions
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Additional information




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Refund upon receipt.
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How are the perfumes and objects offered on Maison Diaphane selected?
Each creation is carefully selected from independent houses, artisans, and niche perfumers. We favor fine materials, meticulous compositions, and unique olfactory worlds.
How long does the fragrance from a candle or room spray last?
The burn time varies depending on the collection, but all our candles and mists are designed to provide a harmonious and long-lasting fragrance. Product descriptions indicate the average burn time for each creation.
Can I give this product as a gift?
Yes. All our orders are prepared with care and can be accompanied by a personalized message. Our elegant packaging makes them perfect gifts.
What are the delivery times and terms?
Orders are prepared in our workshop and shipped within 24 to 48 hours. Delivery is available in France and internationally, with systematic tracking to guarantee worry-free delivery.

