Seña wine was established as a collaborative venture in Chile between Viña Errázuriz and Robert Mondavi

Robert Mondavi

Robert Gerald Mondavi was a leading California vineyard operator whose technical improvements and marketing strategies brought worldwide recognition for the wines of the Napa Valley in California. From an early period, Mondavi aggressively promoted labeling wines varietally rather than...

. Since 2005 Seña is owned 100% by the Chadwick family, proprietors of Errázuriz, and is the personal project of Eduardo Chadwick. Eduardo's ambition is to create a Chilean icon wine

Wine

Wine is an alcoholic beverage, made of fermented fruit juice, usually from grapes. The natural chemical balance of grapes lets them ferment without the addition of sugars, acids, enzymes, or other nutrients. Grape wine is produced by fermenting crushed grapes using various types of yeast. Yeast...

, one which fully expresses the terroir

Terroir

Terroir comes from the word terre "land". It was originally a French term in wine, coffee and tea used to denote the special characteristics that the geography, geology and climate of a certain place bestowed upon particular varieties...

 (wine identity linked to local soil, aspect and climate) of the Aconcagua Valley north of Santiago. The inaugural vintage

Vintage

Vintage, in wine-making, is the process of picking grapes and creating the finished product . A vintage wine is one made from grapes that were all, or primarily, grown and harvested in a single specified year. In certain wines, it can denote quality, as in Port wine, where Port houses make and...

 of Seña, which is Spanish for distinguishing mark or personal signature, was that of 1995. The wine is made from a blend of six of the classic red grape varietals: Cabernet Sauvignon

Cabernet Sauvignon

Cabernet Sauvignon is one of the world's most widely recognized red wine grape varieties. It is grown in nearly every major wine producing country among a diverse spectrum of climates from Canada's Okanagan Valley to Lebanon's Beqaa Valley...

, Merlot

Merlot

Merlot is a darkly blue-coloured wine grape, that is used as both a blending grape and for varietal wines. The name Merlot is thought to derive from the Old French word for young blackbird, merlot, a diminutive of merle, the blackbird , probably from the color of the grape. Merlot-based wines...

, Carmenère

Carmenère

The Carménère grape is a wine grape variety originally planted in the Médoc region of Bordeaux, France, where it was used to produce deep red wines and occasionally used for blending purposes in the same manner as Petit Verdot....

, Cabernet Franc

Cabernet Franc

Cabernet Franc is one of the major black grape varieties worldwide. It is principally grown for blending with Cabernet Sauvignon and Merlot in the Bordeaux style, but can also be vinified alone - as in the Loire's Chinon...

, Petit Verdot

Petit verdot

Petit Verdot is a variety of red wine grape, principally used in classic Bordeaux blends. It ripens much later than the other varieties in Bordeaux, often too late, so it fell out of favour in its home region. When it does ripen, it is added in small amounts to add tannin, colour and flavour to the...

 and Malbec

Malbec

Malbec is a purple grape variety used in making red wine. The grapes tend to have an inky dark color and robust tannins, and are long known as one of the six grapes allowed in the blend of red Bordeaux wine. The French plantations of Malbec are now found primarily in Cahors in the South West...

. The grapes for Seña are sourced from Seña Hillside vineyards within the Aconcagua Valley, in which vines are grown according to bio-dynamic principles. The wine is currently produced at Errázuriz's Don Maximiano Estate winery in the Aconcagua Valley.

Seña 2001 was amongst two Chilean wines to take first and second place in the Berlin Wine Tasting of 2004, a blind tasting of icon wines from France, Italy and Chile judged by 36 international wine experts.