Antique corset with garters

This antique corset features a tie bodice in front with metal hooks in back and boning. The fabric has some discoloration, and one mark as shown in photos. 4 garters to grip stockings complete this vintage piece. Size 30 on care label - this is underbust measurement, hip is 34", unsure of age, belonged to my great grandmother so maybe 100 years old. Front length is 15". Back is 13".