Prices of 50,000 round cut diamonds




A data frame with 53940 rows and 10 variables:

  • price: price in US dollars (\$326--\$18,823)
  • carat: weight of the diamond (0.2--5.01)
  • cut: quality of the cut (Fair, Good, Very Good, Premium, Ideal)
  • color: diamond colour, from J (worst) to D (best)
  • clarity: a measurement of how clear the diamond is (I1 (worst), SI1, SI2, VS1, VS2, VVS1, VVS2, IF (best))
  • x: length in mm (0--10.74)
  • y: width in mm (0--58.9)
  • z: depth in mm (0--31.8)
  • depth: total depth percentage = z / mean(x, y) = 2 * z / (x + y) (43--79)
  • table: width of top of diamond relative to widest point (43--95)


A dataset containing the prices and other attributes of almost 54,000 diamonds. The variables are as follows: