# Osso San Grato (Antoniolo)

> Red, Gattinara DOCG by [Antoniolo](https://ilvinobello.com/wineries/antoniolo.md), Alto Piemonte, Piemonte, Italy. From Il Vino Bello (https://ilvinobello.com/wines/antoniolo-gattinara-osso-san-grato-ris).

- **Producer:** Antoniolo
- **Style:** Red
- **Denomination:** Gattinara DOCG
- **Grape:** Nebbiolo 100%
- **Cru / vineyard:** Osso San Grato
- **Production area:** Osso San Grato monopole, Gattinara, 500 m above sea level
- **Soil:** Volcanic soil (5 hectares, vines about 60 years old)
- **Vinification:** Spontaneous fermentation with an 18-day maceration, in cement. Aged 36 months in 25 to 30 hl Slavonian or French oak casks, then one year in bottle before release.
- **Award:** Tre Bicchieri (Gambero Rosso, Vini d'Italia 2027), vintage 2020, source: https://www.gamberorosso.it/prodotti/vino/gattinara-osso-san-grato-ris-2020/
- **Last updated:** 2026-10-08



## Summary

Single-vineyard Riserva from the estate's 5-hectare Osso San Grato monopole at 500 m. About 400 cases are made each year.