Outside of specialty dealers like the Natural Ruby Company, over 97% of all rubies are treated (most likely heat-treated). Untreated rubies of high quality are incredibly hard to find, and often …

We are the authority in ruby engagement rings, natural rubies, and ruby jewelry, since 1939. We have the largest collection of rubies found online.

When purchasing a ruby, one of the most valuable distinctions is whether it is certified untreated. Certified untreated rubies are natural rubies that have not undergone any enhancements, such …

We offer a large variety of beautiful, natural rubies. Between different hues and tones, and all type of shapes you will be sure to find your perfect ruby.

A natural ruby is a gemstone that has been mined directly from the Earth and has not been altered beyond basic cutting and polishing. These rubies are valued for their originality, and …

A natural ruby is one that formed in the earth through natural geological processes. Most rubies on the market are natural rubies, although the vast majority of rubies have been treated in …

Identifying natural ruby characteristics requires a careful examination of color, inclusions, fluorescence, hardness, and origin. Natural rubies have unique internal features that set them …

Identifying whether a ruby is natural, oiled, heat-treated, or fracture-filled requires close examination. Key visual clues can help distinguish between untreated and treated rubies, …

Ruby treatments and enhancements are commonly used to improve the appearance, durability, and overall value of the gemstone. The most widespread method is heat treatment, which …

We offer fine quality natural rubies from Mozambique, Burma, Sri Lanka, and Madagascar. With these sources comes a range of reds with modifying hues of pink, purple, orange, or a pure, …