Characteristics of Color Diamond Documented in the Color Diamond Report
Register No : Describes the register number of A Color Diamond.
Report Title : For all other gemstones read Identification Report. For, May read Ruby, Sapphire, Emerald, Alexandrite or Tourmaline Report.
Date : Indicates when the examination was completed and the report printed.
Conclusion : Indicates the identity of the material and whether it is natural or synthetic in origin.
Species : The mineral name of a gemstone, that is based on A Diamond's chemical composition and crystal structure.
Variety : The sub-category within a gemstone species, based on color, transparency or actuality.
Source Type : Available for Ruby and Sapphire only. This classification system relates the geological environment in which a stone was formed to the stone’s features and properties.
Treatments : Indicates whether and how a gemstone is treated, or if the color is natural.
Shape : Outline of the gemstone. Most common shapes are Round, Oval, Cushion, Pear, Octagonal, Heart and fancy shapes.
Cut : Indicates faceting style.
Weight : Carat Weight is the standard weight unit used for all Gemstone. One carat equals 0.20 gram, or, one gram equals five carats.
Measurements : Lists the diamond's dimensions- Length, Width, Depth- in millimeters.
Color : The color is a spectral hue. The Color grade is based upon the purity of primary color. Any particular gem can exhibit a wide range of colors. It is important to point out that the name of a gemstone has no association with a particular color. For example, A Sapphire can be may be yellow, orange or pink.
Tone : Tone describes the lightness or darkness of a gemstone.
Clarity : Clarity is defined as the degree to which the stone is free of inclusions.
Depth : The height of a gemstone measured from the culet to the table. Depth - for round diamonds, width - for fancy shapes.
Transparency :
Transparency is an indication of how clearly you can see through the stone. It describes the amount of light able to pass through the gemstone.
Grades of Transparency:
� Transparent - Indicates that the stone is completely transparent. You can see all the way through and can even read a text through it clearly.
� Semi-transparent - There is slight haze in the stone. Cannot see clearly through. Reading text through the stone is almost impossible.
� Translucent - Some light passes through the stone. Difficult to see through it.
� Semi-translucent - A tiny amount of light passes through the stone.
� Opaque - No light passes through the stone at all.
Comments : Indicates additional information regarding the gemstone. Specifying what, if any, treatment(s) the gem has been subjected to.
Image : A color digital image of the item described on the report.
Origin : Provided upon request. It generally designates the country of origin of the gemstone.