Natural Diamond Market
As of October 2026, there are 16,282,275 natural diamond listings available across retailers worldwide. The average price per carat is €5,366 EUR. Prices have decreased by 1.8% over the past 30 days.
Last updated: October 2026
Available by shape
Listing counts across the top 10 most-stocked shapes for this origin.
Round
9.2M
Oval
1.6M
Pear
1.3M
Emerald
1.2M
Cushion
730K
Princess
573K
Marquise
543K
Heart
470K
Radiant
435K
Asscher
233K
Price by carat bucket
Average price per carat rises sharply at the 1.00, 2.00 and 3.00ct marks.
0.20-0.29ct
$4.9K
0.30-0.49ct
$2.1K
0.50-0.74ct
$2.0K
0.75-0.99ct
$2.3K
1.00-1.24ct
$3.2K
1.25-1.49ct
$4.0K
1.50-1.99ct
$5.0K
2.00-2.49ct
$7.0K
2.50-2.99ct
$8.8K
3.00-3.99ct
$11.3K
4.00-4.99ct
$14.5K
5.00-9.99ct
$16.8K
10.00+ct
$14.2K
unknownct
$9.9K
Available Shapes
Round
9,152,466 listings
Avg: €6,392 EUR/ct
Oval
1,601,771 listings
Avg: €6,520 EUR/ct
Pear
1,331,379 listings
Avg: €6,031 EUR/ct
Emerald
1,173,727 listings
Avg: €5,104 EUR/ct
Cushion
729,832 listings
Avg: €6,204 EUR/ct
Princess
572,658 listings
Avg: €4,395 EUR/ct
Marquise
543,268 listings
Avg: €5,855 EUR/ct
Heart
470,035 listings
Avg: €4,546 EUR/ct
Radiant
434,864 listings
Avg: €5,365 EUR/ct
Asscher
233,137 listings
Avg: €3,901 EUR/ct
Other
30,282 listings
Avg: €4,038 EUR/ct
Trillion
5,152 listings
Avg: €3,430 EUR/ct
Baguette
3,235 listings
Avg: €3,354 EUR/ct
Sq_radiant
469 listings
Avg: €2,433 EUR/ct
By Carat Weight
| Carat Range | Listings | Avg Price/ct |
|---|---|---|
| 0.20-0.29 | 332,378 | €4,410 EUR |
| 0.30-0.49 | 4,421,802 | €1,846 EUR |
| 0.50-0.74 | 4,374,845 | €1,839 EUR |
| 0.75-0.99 | 1,369,284 | €2,084 EUR |
| 1.00-1.24 | 2,679,190 | €2,877 EUR |
| 1.25-1.49 | 331,951 | €3,574 EUR |
| 1.50-1.99 | 1,388,652 | €4,469 EUR |
| 2.00-2.49 | 702,710 | €6,254 EUR |
| 2.50-2.99 | 199,113 | €7,934 EUR |
| 3.00-3.99 | 254,062 | €10,115 EUR |
| 4.00-4.99 | 59,969 | €13,041 EUR |
| 5.00-9.99 | 50,660 | €15,088 EUR |
| 10.00+ | 1,948 | €12,747 EUR |
| unknown | 115,711 | €8,860 EUR |