lapidary

lapidary is a   Noun

Definition:

[1] An artificer who cuts, polishes, and engraves precious stones; hence, a dealer in precious stones.

[2] A virtuoso skilled in gems or precious stones; a connoisseur of lapidary work. Lapidary`s lathe, mill, or wheel, a machine consisting essentially of a revolving lap on a vertical spindle, used by a lapidary for grinding and polishing.

Synonyms: