Natural Diamond Market
As of April 2026, there are 7,511,748 natural diamond listings available across retailers worldwide. The average price per carat is $6,963 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
924K
Pear
782K
Emerald
745K
Heart
390K
Cushion
360K
Princess
299K
Marquise
203K
Radiant
193K
Asscher
146K
Price by carat bucket
Average price per carat rises sharply at the 1.00, 2.00 and 3.00ct marks.
0.20-0.29ct
$3.6K
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
$4.7K
2.00-2.49ct
$6.7K
2.50-2.99ct
$8.7K
3.00-3.99ct
$11.4K
4.00-4.99ct
$14.5K
5.00-9.99ct
$18.8K
10.00+ct
$32.0K
unknownct
$8.5K
Available Shapes
Round
3,448,972 listings
Avg: $8,326 USD/ct
Oval
924,152 listings
Avg: $7,456 USD/ct
Pear
782,106 listings
Avg: $8,194 USD/ct
Emerald
744,880 listings
Avg: $7,247 USD/ct
Heart
390,028 listings
Avg: $6,692 USD/ct
Cushion
360,056 listings
Avg: $7,188 USD/ct
Princess
299,133 listings
Avg: $4,413 USD/ct
Marquise
202,661 listings
Avg: $7,348 USD/ct
Radiant
193,035 listings
Avg: $7,438 USD/ct
Asscher
145,540 listings
Avg: $6,377 USD/ct
Other
14,778 listings
Avg: $3,838 USD/ct
Baguette
4,760 listings
Avg: $3,537 USD/ct
Trillion
1,647 listings
Avg: $4,461 USD/ct
By Carat Weight
| Carat Range | Listings | Avg Price/ct |
|---|---|---|
| 0.20-0.29 | 198,635 | $3,627 USD |
| 0.30-0.49 | 1,539,491 | $1,931 USD |
| 0.50-0.74 | 2,159,761 | $2,061 USD |
| 0.75-0.99 | 701,687 | $2,284 USD |
| 1.00-1.24 | 1,328,808 | $3,138 USD |
| 1.25-1.49 | 150,041 | $3,846 USD |
| 1.50-1.99 | 657,698 | $4,665 USD |
| 2.00-2.49 | 345,864 | $6,690 USD |
| 2.50-2.99 | 104,582 | $8,680 USD |
| 3.00-3.99 | 146,974 | $11,391 USD |
| 4.00-4.99 | 41,582 | $14,511 USD |
| 5.00-9.99 | 49,114 | $18,787 USD |
| 10.00+ | 3,345 | $31,961 USD |
| unknown | 84,166 | $8,482 USD |