ASSIGNMENT 4 GIA DIAMOND ESSENTIALS KEY TERMS &
INFO WITH CORRECT ANSWERS 2025-2026
Average Girdle Diameter CORRECT ANSWER result achieved by adding the smallest and
largest girdle measurements of a round brilliant and dividing by 2
Craftsmanship CORRECT ANSWER care that goes into the fashioning of a polished diamond
as confirmed by its finish
Crown Angle CORRECT ANSWER the angle formed by the bezel facets and the girdle plane
Design CORRECT ANSWER diamonds physical shape, including its proportions and
durability. determined by decisions made during the fashioning process
Dispersion CORRECT ANSWER separation of white light into spectral colors
Finish CORRECT ANSWER the quality of the polish and presison of a cut of a fashion diamond
Girdle Outline CORRECT ANSWER face up shape of a polished gem
Length to Width Ratio CORRECT ANSWER Comparison of the length to width of mq, oval,
emerald, Pear & Princess
Make CORRECT ANSWER Qualities of faceted diamonds proportions and finish
Pavillon angle CORRECT ANSWER angle formed by the pavilion and the girdle
INFO WITH CORRECT ANSWERS 2025-2026
Average Girdle Diameter CORRECT ANSWER result achieved by adding the smallest and
largest girdle measurements of a round brilliant and dividing by 2
Craftsmanship CORRECT ANSWER care that goes into the fashioning of a polished diamond
as confirmed by its finish
Crown Angle CORRECT ANSWER the angle formed by the bezel facets and the girdle plane
Design CORRECT ANSWER diamonds physical shape, including its proportions and
durability. determined by decisions made during the fashioning process
Dispersion CORRECT ANSWER separation of white light into spectral colors
Finish CORRECT ANSWER the quality of the polish and presison of a cut of a fashion diamond
Girdle Outline CORRECT ANSWER face up shape of a polished gem
Length to Width Ratio CORRECT ANSWER Comparison of the length to width of mq, oval,
emerald, Pear & Princess
Make CORRECT ANSWER Qualities of faceted diamonds proportions and finish
Pavillon angle CORRECT ANSWER angle formed by the pavilion and the girdle
