Ruby Oval Cabochon

With its deep-red color and durability, this oval ruby cabochon is a great choice for nearly any style of jewelry. Use it by itself to create a simple pendant, or combine it with an assortment of complementary-color gemstones to make more elaborate multicolor necklaces, bracelets, earrings or rings. Ruby, a variety of corundum classified as a precious gemstone, is one of the world's most valuable gemstones. The color of a ruby is due to a trace of chromium in the gemstone; the amount of this substance determines the depth of color. With its hardness and durability, ruby is an excellent choice for all types of jewelry. Through the ages, ruby has been considered to be a gem of nobility, credited with engendering sensuality and vitality.

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Gemstone type: Ruby
Stone shape: Oval
Stone size: 6 x 4mm, 5 x 3mm
Stone type: Natural
Color: Red
Enhancement: Heat-treated (H)
Mohs hardness: 9
Refractive index: 1.757–1.779
Specific gravity: 3.96–4.05
Brand: AGTA
Mineral source: AFRICA
Cutting center: Thailand