Natural Diamond Market
As of April 2026, there are 7,333,037 natural diamond listings available across retailers worldwide. The average price per carat is $6,887 USD. Prices have decreased by 9.5% over the past 30 days.
Last updated: April 2026
Available by shape
Listing counts across the top 10 most-stocked shapes for this origin.
Round
3.4M
Oval
898K
Pear
770K
Emerald
716K
Heart
369K
Cushion
351K
Princess
293K
Marquise
202K
Radiant
187K
Asscher
141K
Price by carat bucket
Average price per carat rises sharply at the 1.00, 2.00 and 3.00ct marks.
0.20-0.29ct
$3.7K
0.30-0.49ct
$1.9K
0.50-0.74ct
$2.1K
0.75-0.99ct
$2.3K
1.00-1.24ct
$3.1K
1.25-1.49ct
$3.8K
1.50-1.99ct
$4.6K
2.00-2.49ct
$6.6K
2.50-2.99ct
$8.5K
3.00-3.99ct
$11.1K
4.00-4.99ct
$14.3K
5.00-9.99ct
$18.5K
10.00+ct
$31.2K
unknownct
$8.6K
Available Shapes
Round
3,385,170 listings
Avg: $8,167 USD/ct
Oval
897,879 listings
Avg: $7,400 USD/ct
Pear
769,727 listings
Avg: $8,046 USD/ct
Emerald
716,134 listings
Avg: $7,220 USD/ct
Heart
369,089 listings
Avg: $6,555 USD/ct
Cushion
351,051 listings
Avg: $7,174 USD/ct
Princess
292,836 listings
Avg: $4,303 USD/ct
Marquise
202,432 listings
Avg: $7,426 USD/ct
Radiant
186,777 listings
Avg: $7,327 USD/ct
Asscher
141,010 listings
Avg: $6,349 USD/ct
Other
14,596 listings
Avg: $3,806 USD/ct
Baguette
4,671 listings
Avg: $3,556 USD/ct
Trillion
1,665 listings
Avg: $4,405 USD/ct
By Carat Weight
| Carat Range | Listings | Avg Price/ct |
|---|---|---|
| 0.20-0.29 | 195,507 | $3,667 USD |
| 0.30-0.49 | 1,543,551 | $1,932 USD |
| 0.50-0.74 | 2,086,343 | $2,075 USD |
| 0.75-0.99 | 679,049 | $2,285 USD |
| 1.00-1.24 | 1,286,741 | $3,148 USD |
| 1.25-1.49 | 147,465 | $3,785 USD |
| 1.50-1.99 | 645,506 | $4,615 USD |
| 2.00-2.49 | 339,434 | $6,598 USD |
| 2.50-2.99 | 102,746 | $8,499 USD |
| 3.00-3.99 | 142,818 | $11,116 USD |
| 4.00-4.99 | 39,888 | $14,270 USD |
| 5.00-9.99 | 45,886 | $18,478 USD |
| 10.00+ | 3,234 | $31,249 USD |
| unknown | 74,869 | $8,601 USD |