Gemstone Buying GuideGemstone Enhancements

Treating colored gemstones to enhance their natural beauty is a common practice and nearly all gems sold by fine jewelry stores, including those sold by Allurez Jewelers. Jewelry gemstone enhancements include any treatment, other than cutting or polishing, that improves a gem’s beauty.

Some of the enhancements made to gemstones are mentioned below:


the use of chemicals to lighten or enhance color consistency.


the use of surface enhancements such as lacquering, enameling, inking, or foiling to improve appearance and provide color.

Heat treatment:

the application of heat to enhance a gemstone’s color and/or clarity.


the filling of surface cavities or fractures to improve appearance.

Laser treatment:

the use of laser and chemicals to alter inclusions.

Oiling/Resin Infusion:

the filling of cavities with a colorless oil wax or natural resin to improve appearance.


the use of a bonding agent within a porous gemstone to increase durability.


the use of chemicals and high temperatures to produce color.


the insertion of a colorless wax in porous opaque gemstones to improve appearance.