What is gem enhancement?
A. Enhancement is any post recovery process which alters the appearance, especially the color or clarity of a natural diamond or other gem material. Coating, fracture filling, irradiation, heating (annealing), and lasering are all forms of enhancement. Enhancement can also be referred to as treatment.” Selling enhanced diamonds and gemstones is an accepted practice in the gem and jewelry industry provided that jewelers disclose the enhancement of a stone before it’s sold.