Cognac
A Cognac diamond is a type of brown diamond that is characterized by its rich, warm brown hues with shades ranging from light yellow-brown to deep, intense reddish-brown.
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Coated Diamond or Coating
A coated diamond refers to a diamond that has undergone a treatment where a thin layer of material is applied to the surface of the diamond to alter its colour, appearance, or shine.
Cloud
A cloud in a diamond refers to a type of inclusion consisting of tiny, hazy clusters of fine, needle-like inclusions that appear as a clouded or milky area within the diamond.
Cleavage
Cleavage in a diamond refers to the ability of a diamond to split or fracture along specific planes due to its crystalline structure.
Clarity Enhancement
Clarity enhancement in diamonds refers to the process of improving the appearance of a diamond by reducing the visibility of inclusions and blemishes.
Clarity
Diamond clarity refers to the presence and visibility of inclusions (internal flaws) and blemishes (external flaws) within or on the surface of a diamond.
CIBJO
CIBJO, also known as The World Jewellery Confederation, is a global organization that represents the jewellery industry. It brings together national jewellery trade associations from around the world
Chip
A chipped diamond refers to a diamond that has sustained a small break or loss of material from its surface, typically at the edges or corners.
Champagne Diamond
A champagne diamond is a type of fancy-coloured diamond that exhibits a warm brown hue with subtle golden or yellow undertones, resembling the colour of champagne.