Since 1917. Since 1917, San Antonio Winery has won numerous gold medals and international awards. Our family now spans four generations of winemaking tradition. In keeping with this tradition, Imperial Red is a semi-sweet red wine with lovely aromas of plum and cherries. Chill and serve this refreshingly versatile wine with your favorite dishes. A Riboli family selection. www.sanantoniowinery.com. Alc. 12.0% by vol.