Antique glass from the beginning of the 19th century

Height 11.6 cm. Fine hand-blown decanter glass from the beginning of the 1800s. The glass has a sharp crack and a lot of charming patina underneath. Among other things, it has a mark from the handling of the hot glass, if you notice the glass is slightly oval around the air-filled stem. It has a bobble at the foot and has a distinct joint between stem and foot. It is in perfect condition with a little glass sickness at the bottom of the glass. Item number: 10289