Natural Diamond Market

As of September 2026, there are 11,835,337 natural diamond listings available across retailers worldwide. The average price per carat is €6,686 EUR. Prices have decreased by 9.1% over the past 30 days.

Last updated: September 2026

Available by shape

Listing counts across the top 10 most-stocked shapes for this origin.

Round
6.3M
Oval
1.3M
Pear
1.1M
Emerald
912K
Cushion
575K
Princess
434K
Marquise
402K
Heart
354K
Radiant
318K
Asscher
193K

Price by carat bucket

Average price per carat rises sharply at the 1.00, 2.00 and 3.00ct marks.

0.20-0.29ct
$4.2K
0.30-0.49ct
$2.0K
0.50-0.74ct
$2.0K
0.75-0.99ct
$2.3K
1.00-1.24ct
$3.1K
1.25-1.49ct
$4.0K
1.50-1.99ct
$4.9K
2.00-2.49ct
$6.8K
2.50-2.99ct
$9.0K
3.00-3.99ct
$11.4K
4.00-4.99ct
$14.9K
5.00-9.99ct
$19.0K
10.00+ct
$32.1K
unknownct
$8.6K

Available Shapes

Round
6,270,834 listings
Avg: €7,617 EUR/ct
Oval
1,271,426 listings
Avg: €7,428 EUR/ct
Pear
1,078,657 listings
Avg: €8,021 EUR/ct
Emerald
912,351 listings
Avg: €6,634 EUR/ct
Cushion
575,335 listings
Avg: €7,109 EUR/ct
Princess
433,543 listings
Avg: €4,653 EUR/ct
Marquise
401,711 listings
Avg: €7,673 EUR/ct
Heart
354,072 listings
Avg: €6,345 EUR/ct
Radiant
318,473 listings
Avg: €6,575 EUR/ct
Asscher
192,807 listings
Avg: €5,767 EUR/ct
Other
19,492 listings
Avg: €5,667 EUR/ct
Baguette
3,590 listings
Avg: €3,660 EUR/ct
Trillion
2,930 listings
Avg: €3,702 EUR/ct
Sq_radiant
116 listings
Avg: €2,149 EUR/ct

By Carat Weight

Carat RangeListingsAvg Price/ct
0.20-0.29310,869€3,826 EUR
0.30-0.492,888,979€1,829 EUR
0.50-0.743,281,976€1,854 EUR
0.75-0.991,037,221€2,103 EUR
1.00-1.241,973,298€2,888 EUR
1.25-1.49246,695€3,632 EUR
1.50-1.991,028,742€4,471 EUR
2.00-2.49522,648€6,208 EUR
2.50-2.99149,753€8,220 EUR
3.00-3.99196,831€10,433 EUR
4.00-4.9950,585€13,708 EUR
5.00-9.9948,572€17,391 EUR
10.00+3,955€29,456 EUR
unknown95,213€7,886 EUR