I found a photogrammetry 3D scan of a Roman sculpture and edited it for 3D printing. I modeled the mesh, scaled and oriented it and gave it a solid flat base.

Source: https://sketchfab.com/3d-models/roman-bust-of-isis-71f65b096069402393a51c6bc455f3dc

Title: Bust of Isis Date Made: 2nd century CE (Hadrianic period, 117-138 CE) Materials: Hollow-cast bronze Place Made: Europe; Italy Measurements: Overall: 4 1/2 in x 2 5/8 in x 1 3/8 in Accession Number: MH 1965.10.C.G

Description: woman emerging from three-leaf calyx set on a globe; Hellinic facial features; she is wearing an ancient Egyptian headdress consisting of serpent with globe flanked by two ears of corn; she is wearing a fringed shawl tied in a knot at her front; sausage-curl hairstyle; hollow pupils that might have been inlaid with dark stone or glass.

View this object on the Collections Database:

http://museums.fivecolleges.edu/detail.php?museum=all&t=objects&type=all&f=&s=MH+1965.10.C.G&record=0

Copyright info: Photographs and photogrammetry by Laura Shea (Digital Collections Coordinator and Museum Photographer), Mount Holyoke College Art Museum South Hadley, Massachusetts, USA 01075 413-538-2245 http://www.mtholyoke.edu/artmuseum/

https://www.3dwp.nl