Lower-Girdle Facets
The lower-girdle facets are crucial elements in the overall symmetry and brilliance of a diamond.
Knot
A knot is a specific type of inclusion found within diamonds. It refers to an included crystal[…]
Laser Drilling
Laser drilling is a treatment used to enhance the apparent clarity of a diamond by reducing the[…]
Kimberlite
Kimberlite is an igneous rock, typically blue or green in colour, from which most diamonds are mined.[…]
International Diamond Manufacturers Association
The International Diamond Manufacturers Association (IDMA) is a global trade organisation that represents the interests of diamond[…]
Internationally Recognised Standards
Internationally recognised standards in diamond grading refer to a set of rules, guidelines, and processes that are[…]
Irradiated Diamonds
Irradiated diamonds refer to diamonds that have undergone a treatment process designed to change or enhance their[…]
Industrial Grade Diamond
An Industrial Grade Diamond refers to a diamond that does not meet the standards required for use[…]
International Diamond Council
The International Diamond Council (IDC) is a global organisation that was established to create and maintain standardised[…]
Ideal Cut
The term Ideal Cut refers to a diamond that is cut with proportions and angles that maximise[…]