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Knowledge Database
What are some basics I should know when buying a diamond?
Carat
Clarity
Carat Weight
Bigger Diamonds Cost More
Price Jumps Set at Integers
Size Depends on Cut as well as Weight
Buying Strategy for Carat
Inclusions
The GIA Standard
The GIA system of clarity grading
External Characteristics are Important
Avoid Large Inclusions
Clarity Enhancement
Verify Your Purchase with a GTL
Buying Strategy for Clarity
Color
Cut
Definition of Color
The Importance of Cut to Color
The GIA grading system standard for diamond color
Buying Strategy for Color
Bringing Light to Life
Cut is the Key to Performance
Tolkowsky’s Ideal Cut
Tolkowsky’s Measurments Still Used Today
AGSL Committed to Ideal Cut
GIA Not Committed to Ideal Cut
Ideal Cut May Soon Become Standard
Few Very Good Cuts
Buying Guide for Cut
Return to the Knowledge Database
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