Set of 4 antique Biot stemmed glasses

Set of 4 Antique Stemmed Glasses. Blown Glass. Biot Glassworks. Marked. Beautiful Pieces. Antique Tableware. Good Condition. Height: 15.3 cm, 14.2 cm, 14.8 cm, 15.3 cm. Bottom Diameter: 8.6 cm, 8.4 cm, 8.8 cm, 8.6 cm.