Inner Diameter: 90 mm
Outer Diameter: 110 mm
Heigth: 100 mm
The middle and the large version are available at Printables as well.
Large: https://www.printables.com/de/model/354099-flowerpot-low-poly-large
Middle: https://www.printables.com/de/model/353721-flowerpot-middle-low-poly
My Version uses Prusament PLA Blend Viva La Bronze.
The author marked this model as their own original creation.