Estate Argyros Cuvée Monsignori: Santorini's Ungrafted Treasure

The Argyros family has been making wine on Santorini since 1903, when Georgios Argyros established the estate with roughly 2 hectares in the village of Episkopi Gonia. In 1950 the estate passed to his son Mattheos, who expanded holdings to 6 hectares, and in 1974 Yiannis Argyros, the third generation, took the reins and grew the vineyard to 26 hectares while modernizing production. In 2004, Yiannis passed leadership to his son Matthaios, the fourth-generation winemaker who has since built the estate to over 120 hectares, the largest private vineyard holding on the island. A new gravity-fed winery designed by local architects Nikos and Frantseska Tsebelis was completed in 2016, combining Santorinian architectural vernacular with temperature-controlled, contemporary production technology.

• Founded 1903 by Georgios Argyros in Episkopi Gonia; fourth generation Matthaios Argyros has led the estate since 2004
• Vineyard holdings expanded from roughly 2 hectares (1903) to 6 hectares (1950) to 26 hectares (1974) to over 120 hectares today
• Modern gravity-fed winery completed 2016, designed by architects Nikos and Frantseska Tsebelis
• Estate ranked among the World's Best Vineyards 2022 top 50, the only Greek winery on the list

Santorini's landscape was reshaped by a catastrophic volcanic eruption circa 1630 BC, the Minoan eruption, which carved the island's dramatic caldera and deposited the soils of basalt, volcanic ash, pumice, sand, and andesite that define its vineyards today. These soils are extremely poor in organic matter and have an unusually low clay content, which makes them inhospitable to phylloxera, the root-feeding louse that devastated European viticulture in the 19th century. As a result, all PDO Santorini vines remain ungrafted on their own roots, a rarity in global viticulture. The island's fierce northerly meltemi winds, minimal annual rainfall of around 400mm, and intense summer heat stress the vines into producing tiny yields of concentrated fruit, while sea fog provides the primary moisture source during dry summer months.

• Volcanic eruption circa 1630 BC created Santorini's caldera and its soils of basalt, pumice, ash, and sand
• Very low clay content in volcanic soils prevents phylloxera survival, allowing all PDO Santorini vines to remain ungrafted
• Rainfall averages around 400mm annually, falling mainly in winter; sea fog provides critical summer moisture
• Meltemi winds also keep botrytis and mildew away, reducing the need for vine treatments

Estate Argyros vineyards sit at altitudes from 35 to 150 meters across the island, with organic farming practiced on all parcels. Yields are deliberately kept low, hovering around 20 hL/ha in a good year and often well below that. The estate's key varieties include Assyrtiko, Aidani, and Athiri for white wines, and Mavrotragano for red. The Monsignori vineyard in Episkopi is considered one of the oldest on the island; its vines have been cultivated by the Argyros family for over two centuries and the vineyard takes its name from the Venetian term 'Mon Signor,' meaning 'The Master.' Vineyard work is painstaking and includes plowing with mules. Across the estate, vines are trained in the traditional Santorinian kouloura, or basket shape, which keeps fruit low to the ground, protected from the island's strong winds and intense sun, while helping to retain moisture.

• Vineyards range from 35 to 150 meters altitude; all organically farmed with yields around 20 hL/ha or lower
• Key varieties: Assyrtiko, Aidani, Athiri (white) and Mavrotragano (red)
• Monsignori vineyard in Episkopi named after the Venetian 'Mon Signor' (The Master); vines exceed 200 years old
• Traditional kouloura (basket) vine training protects fruit from wind and sun; vineyards are plowed with mules

Cuvée Monsignori is 100% Assyrtiko from the estate's oldest ungrafted parcels. Grapes are fermented partially uninoculated, meaning a portion of fermentation relies on indigenous wild yeasts, in stainless steel tanks at cool temperatures. The wine then ages for 10 months on fine lees in stainless steel, with no oak used at any stage, preserving the mineral transparency and volcanic character that define the wine. Alcohol typically reaches 14 to 14.5% by volume. Estate Argyros describes Cuvée Monsignori as their vision of what Santorini Assyrtiko can achieve at its peak expression: a wine of breed, extract, and length that needs approximately four years in bottle to begin unfolding and can be kept confidently for more than a decade after vintage.

• 100% Assyrtiko from Monsignori vineyard parcels exceeding 200 years of age
• Partially uninoculated fermentation in stainless steel at cool temperatures; 10 months on fine lees, zero oak
• Alcohol typically 14 to 14.5% by volume; residual sugar typically around 1.8 g/L, fully dry
• Needs approximately 4 years of bottle age to begin unfolding; can develop confidently for more than a decade

Young Cuvée Monsignori presents an expressive bouquet of caper leaf, citrus blossom, thyme, and wild sage, with those soft herbal notes giving way to crushed stone and ashy mineral. The palate delivers citrus, green apple, and apricot framed by piercing, laser-sharp acidity and a pronounced saline, steely mineral presence that extends through a very long finish. The wine's characteristically high natural acidity provides extraordinary structural tension. With four to five years of bottle age, secondary notes of blanched almond, honey, and oyster shell begin to emerge. Mature examples of 10 or more years develop deep savory and mineral complexity, and Tim Atkin MW noted of the 2020 Monsignori that it 'is not only exceptional now, but feels like it will be the most long-lived' of Santorini's top cuvees.

• Young: caper leaf, citrus blossom, thyme, wild sage, crushed stone, ashy gunflint mineral
• Palate: citrus, green apple, apricot framed by piercing acidity and intense saline minerality
• With age: blanched almond, honey, oyster shell; savory and mineral complexity develops over a decade or more
• Wine Advocate awarded 95 points to the 2022 vintage; Tim Atkin MW named Monsignori 2020 Santorini Assyrtiko of the Year

Cuvée Monsignori qualifies under the Santorini PDO, established in 1971 and covering the islands of Santorini and Thirasia. EU regulations confirmed in 2022 require dry PDO Santorini wines to contain a minimum of 85% Assyrtiko, with the remaining 15% from Athiri and Aidani; Argyros uses 100% Assyrtiko. The PDO also covers Nykteri, a dry style requiring at least 3 months in oak and a minimum of 13.5% alcohol, and Vinsanto, a naturally sweet wine from sun-dried grapes requiring at least 51% Assyrtiko. Estate Argyros is distributed internationally through Skurnik Wines and Spirits in the United States and through importers across Europe. Retail pricing for Cuvée Monsignori averages approximately $95 to $98 per bottle, placing it among Greece's most premium white wines.

• PDO Santorini dry white requires minimum 85% Assyrtiko; the remaining 15% may be Athiri and Aidani
• PDO Santorini also covers Nykteri (min. 3 months oak, min. 13.5% ABV) and Vinsanto (min. 51% Assyrtiko, sun-dried grapes)
• US importer: Skurnik Wines and Spirits; internationally distributed across Europe
• Retail price approximately $95-98 per bottle; among Greece's most collectible white wines

Estate Argyros welcomes visitors at its winery in Episkopi Gonia, central Santorini, where the 2016-built facility offers tastings and guided tours. The 45-minute tasting experience features four Assyrtiko expressions paired with local cheeses, while a 90-minute option explores seven wines across the estate's range, including aged Vinsantos, paired with regional cuisine. Visitors may also encounter rare limited bottlings not available in the retail market. The winery is open Monday through Saturday from 9:00 to 20:00 and Sunday from 11:00 to 20:00, though advance reservations are strongly recommended during the peak summer season.

• Winery in Episkopi Gonia, central Santorini; open Mon-Sat 9:00-20:00, Sun 11:00-20:00
• 45-minute tasting (4 wines with local cheese) or 90-minute gastronomic experience (7 wines with regional food)
• Advance reservations strongly recommended in summer; harvest visits possible late August through September
• Rare bottlings not available commercially may be served during tastings, subject to availability