Natural Diamond Market
As of June 2026, there are 8,689,550 natural diamond listings available across retailers worldwide. The average price per carat is $7,455 USD. Prices have decreased by 6.4% over the past 30 days.
Last updated: June 2026
Available by shape
Listing counts across the top 10 most-stocked shapes for this origin.
Round
4.5M
Oval
986K
Pear
809K
Emerald
729K
Cushion
391K
Heart
360K
Princess
302K
Marquise
242K
Radiant
206K
Asscher
158K
Price by carat bucket
Average price per carat rises sharply at the 1.00, 2.00 and 3.00ct marks.
0.20-0.29ct
$3.4K
0.30-0.49ct
$1.7K
0.50-0.74ct
$1.9K
0.75-0.99ct
$2.2K
1.00-1.24ct
$3.1K
1.25-1.49ct
$3.9K
1.50-1.99ct
$4.7K
2.00-2.49ct
$7.0K
2.50-2.99ct
$9.1K
3.00-3.99ct
$12.0K
4.00-4.99ct
$15.9K
5.00-9.99ct
$20.7K
10.00+ct
$33.5K
unknownct
$9.2K
Available Shapes
Round
4,483,432 listings
Avg: $8,732 USD/ct
Oval
986,007 listings
Avg: $8,121 USD/ct
Pear
809,100 listings
Avg: $8,647 USD/ct
Emerald
729,464 listings
Avg: $7,549 USD/ct
Cushion
390,897 listings
Avg: $7,581 USD/ct
Heart
359,558 listings
Avg: $6,883 USD/ct
Princess
302,340 listings
Avg: $5,062 USD/ct
Marquise
241,911 listings
Avg: $8,235 USD/ct
Radiant
206,492 listings
Avg: $7,647 USD/ct
Asscher
157,817 listings
Avg: $6,995 USD/ct
Other
15,954 listings
Avg: $6,039 USD/ct
Baguette
4,627 listings
Avg: $3,446 USD/ct
Trillion
1,951 listings
Avg: $4,086 USD/ct
By Carat Weight
| Carat Range | Listings | Avg Price/ct |
|---|---|---|
| 0.20-0.29 | 237,633 | $3,405 USD |
| 0.30-0.49 | 1,933,604 | $1,733 USD |
| 0.50-0.74 | 2,536,179 | $1,908 USD |
| 0.75-0.99 | 804,769 | $2,222 USD |
| 1.00-1.24 | 1,495,179 | $3,073 USD |
| 1.25-1.49 | 167,910 | $3,890 USD |
| 1.50-1.99 | 725,364 | $4,746 USD |
| 2.00-2.49 | 368,053 | $7,014 USD |
| 2.50-2.99 | 104,553 | $9,089 USD |
| 3.00-3.99 | 148,116 | $12,041 USD |
| 4.00-4.99 | 40,016 | $15,872 USD |
| 5.00-9.99 | 51,127 | $20,707 USD |
| 10.00+ | 3,760 | $33,515 USD |
| unknown | 73,287 | $9,206 USD |