Grainer
The term "grainer" is used in the diamond industry to describe a diamond’s weight in quarter-carat (0.25[…]
Gemmology
Gemmology is the scientific study of gemstones, encompassing their identification, evaluation, grading, and authentication.
Girdle
The girdle helps protect the diamond from chipping and damage, particularly along its edges. A properly proportioned girdle[…]
Gem Quality
Only about 20% of mined diamonds are of gem quality, meaning they meet the necessary standards for[…]
Fracture
A fractured diamond refers to a diamond that has an internal fracture, often called a fracture or
Fracture Filling
Fracture filling is a treatment used to improve the clarity and appearance of diamonds that have visible[…]
Fluorescence
Fluorescence in diamonds refers to the glow that a diamond emits when exposed to ultraviolet (UV) light.
Flawless
Flawless is a clarity grade used to describe diamonds that have no visible inclusions (internal flaws) or[…]
Flat Diamond
A flat cut diamond refers to a diamond that has a shallower cut, where the crown (the[…]