Not sure of the material. Possibly silk. No label.

Definitely one and only.

Pic 3 and 4 are the details of the beads.

The last photo shows that the bottom of the zipper has come away from the dress and needs a stitch. It doesn’t affect the wear or the look at all, since it is inside the skirt, it just depends on whether you’d like to fix it.

Measurement (Flat):

Waist: 35cm Bust: 49cm