- 50% Merlot and 50% Cabernet Sauvignon
- Fermented in stainless steel and concrete vats
- Aged in 3-hectoliter oak barrels for 12 months
- Approximately 1000 cases are produced each year
- Ateo, meaning “atheist,” was first produced in the 1989 vintage. In this vintage, Ciacci decided not to produce a Brunello di Montalcino. The decision coincided with the first harvest of Merlot and Cabernet Sauvignon from their estate vineyards.