The 4Cs of Diamond Quality

Understanding what makes a diamond truly exceptional

Cut

The cut determines how well a diamond reflects light, creating its brilliance and sparkle.

Cut Grades

  • Excellent
  • Very Good
  • Good
  • Fair
  • Poor

Colour

Diamond colour is graded from D (colourless) to Z (light yellow). The less colour, the higher the grade.

Colour Scale

  • D-F (Colourless)
  • G-J (Near Colourless)
  • K-M (Faint)
  • N-R (Very Light)
  • S-Z (Light)

Clarity

Clarity refers to the absence of inclusions and blemishes. Fewer imperfections mean higher value.

Clarity Grades

  • FL (Flawless)
  • IF (Internally Flawless)
  • VVS1-VVS2
  • VS1-VS2
  • SI1-SI2
  • I1-I3

Carat

Carat measures a diamond's weight. One carat equals 200 milligrams. Larger diamonds are rarer.

Carat Weights

  • 0.25 ct
  • 0.50 ct
  • 0.75 ct
  • 1.00 ct
  • 2.00 ct+

loose diamonds

 

Loose diamonds and gemstones represent a significant segment of the jewelry market, appealing to both consumers and jewelers alike. These materials are not only valued for their aesthetic qualities but also for their intrinsic properties, which can vary widely based on their origin, cut, clarity, color, and carat weight.