Georgian spiral air twist glass 1700s Early Lovely Piece Chip To Base

This is a lovely early glass considering its age is survived quite well but unfortunately there is a chip to the base and looks to be a imperfection bubble to the base see photos attached the overall height measures 18.2 centimeters the width of the rim measures 7.4 cm and the face measures 7.8 centimeters

Any questions feel free to ask thanks for looking