

Guiborat
Prisme.20 | Bottle 75cl
Champagne Guiborat's Prisme 20 cuvée is a pure and crisp interpretation of chalk. Richard and Karine Fouquet have created a Blanc de Blancs (100% Chardonnay) Grand Cru, made exclusively from the 2020 harvest. Made from old vines located in the exceptional terroirs of Chouilly, Cramant, and Oiry, this champagne is vinified without malolactic fermentation to preserve its vibrant energy. With an Extra-Brut dosage (1.5 g/L), Prisme is a wine of precision, acting as an optical revelation of the Côte des Blancs terroir.
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Champagne Guiborat's Prisme 20 cuvée is a pure and crisp interpretation of chalk. Richard and Karine Fouquet have created a Blanc de Blancs (100% Chardonnay) Grand Cru, made exclusively from the 2020 harvest. Made from old vines located in the exceptional terroirs of Chouilly, Cramant, and Oiry, this champagne is vinified without malolactic fermentation to preserve its vibrant energy. With an Extra-Brut dosage (1.5 g/L), Prisme is a wine of precision, acting as an optical revelation of the Côte des Blancs terroir.
This champagne is 100% Chardonnay from a rigorous selection of Grand Cru classified plots on the Côte des Blancs. The average age of the vines is over 30 years, guaranteeing a beautiful aromatic concentration.
The blend reflects the diversity of the chalk soils:
The quest for purity guides every step:
The Prisme 20 cuvée is the exclusive reflection of the year 2020. A sunny and early vintage in Champagne, 2020 produced Chardonnays with great physiological maturity while retaining remarkable freshness. On these chalky terroirs, the year expresses itself through vibrant fruit and a silky texture.
The color is a crystalline pale yellow, with green highlights and lively, fine effervescence.
The nose is very pure, marked by chalk and fresh citrus fruits (lime, grapefruit). Aeration reveals notes of white flowers, flint, and a hint of iodine typical of the soils of Oiry and Chouilly.
On the palate, the attack is sharp and chiseled (the signature of the "sans malo" style). The texture is straightforward and taut, but enveloped by the maturity of the 2020 vintage. The finish is salty, persistent, and surgically precise.
Thanks to the absence of malolactic fermentation, this wine has impressive vitality:
Serve this Blanc de Blancs well chilled, between 42°F and 46°F. A tulip or white wine glass is recommended to channel its sparkling minerality.
Why "Prisme"? Just as an optical prism breaks down light, this cuvée aims to break down and reveal the nuances of the chalky terroir of the Côte des Blancs. The absence of malolactic fermentation acts here like a magnifying lens, leaving no room for embellishment: it is the pure taste of chalk.
Chardonnay (100%)
Côte des blancsCramantOiryChouilly
Grand cru
2020
Aged in vats
Not undergone
Extra brut (between 0 and 6 gr/l)
FloralFruityMineralPastryFresh
Ideal for aperitif
11°C
20252028The price of Champagne Guiborat Prisme 20 is 59,95 €. It is a single vineyard Grand Cru sought after by lovers of straightforward wines.
Purists love its electric tension and mineral purity. It is a wine often described as "laser-like" or "crystalline." Discover detailed reviews in the Prisme 20 reviews section.
It comes from four localities spread across three Grand Cru villages: Chouilly (Les Caurés, Mont Aigu), Cramant (Les Bergeries), and Oiry (Les Gros Monts).
It is an Extra Brut, with a very low dosage of 1.5 g/L.
This preserves the natural malic acid in the grapes (green apple type), giving the wine superior freshness, liveliness, and aging potential.
This Prisme 20 edition was disgorged in November 2024, after more than three years of resting on lees.
| 🍾 Format | Bottle |
|---|---|
| 📍 Terroirs | Cote des blancs , Cramant |
| 📏 Scale | Grand cru |
| ↕️ Dosage | Champagne extra brut |
| 💡 Type de champagne | Blanc de blancs |
| ⏳ Wine ageing | Champagne vinified in vats |
| 🔎 Malolactic fermentation | Not undergone |
| 🎨 Colour | White champagne |
| 🍇 Cépage | Chardonnay |
| ⭐ Vintage | Vintage 2020 |
| ❤️ Selection | Vintage champagne |