Once the wax models are cast into metal, they are ready for filing, sanding, and stamping:
What remains of the sprue needs to be filed off.
All bumps and snags on the inside need to be ground smooth.
Rounding it out with a rawhide mallet and mandrel.
Smoothing and rounding the inside edge.
Each piece gets stamped .925 for sterling silver or 14k for gold.
The ring is not quite done yet – engraving, polishing, cleaning, and antiquing are to come in the next post!