lapidarist
/ˈlæpɪdərɪst/
noun
- A person who cuts, polishes, or engraves precious stones.
- The lapidarist spent hours shaping the rough diamond into a brilliant gem.
- My aunt took a class to learn from a skilled lapidarist how to polish opals.
- The museum hired a lapidarist to restore the antique cameo brooch.