Natural Diamond Market
As of November 2026, there are 16,795,651 natural diamond listings available across retailers worldwide. The average price per carat is $8,023 SGD. Prices have decreased by 0.9% over the past 30 days.
Last updated: November 2026
Available by shape
Listing counts across the top 10 most-stocked shapes for this origin.
Round
9.5M
Oval
1.6M
Pear
1.4M
Emerald
1.2M
Cushion
738K
Princess
579K
Marquise
557K
Heart
487K
Radiant
437K
Asscher
240K
Price by carat bucket
Average price per carat rises sharply at the 1.00, 2.00 and 3.00ct marks.
0.20-0.29ct
$4.8K
0.30-0.49ct
$2.0K
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
$4.8K
2.00-2.49ct
$6.9K
2.50-2.99ct
$8.7K
3.00-3.99ct
$11.4K
4.00-4.99ct
$15.1K
5.00-9.99ct
$19.4K
10.00+ct
$21.3K
unknownct
$9.2K
Available Shapes
Round
9,519,423 listings
Avg: $10,019 SGD/ct
Oval
1,629,051 listings
Avg: $9,730 SGD/ct
Pear
1,366,176 listings
Avg: $9,041 SGD/ct
Emerald
1,201,444 listings
Avg: $7,987 SGD/ct
Cushion
737,771 listings
Avg: $8,987 SGD/ct
Princess
578,992 listings
Avg: $6,376 SGD/ct
Marquise
557,153 listings
Avg: $9,685 SGD/ct
Heart
487,157 listings
Avg: $6,181 SGD/ct
Radiant
437,214 listings
Avg: $7,703 SGD/ct
Asscher
240,164 listings
Avg: $5,580 SGD/ct
Other
32,196 listings
Avg: $5,752 SGD/ct
Trillion
5,228 listings
Avg: $4,866 SGD/ct
Baguette
3,197 listings
Avg: $4,735 SGD/ct
Sq_radiant
485 listings
Avg: $3,496 SGD/ct
By Carat Weight
| Carat Range | Listings | Avg Price/ct |
|---|---|---|
| 0.20-0.29 | 337,318 | $6,159 SGD |
| 0.30-0.49 | 4,652,877 | $2,554 SGD |
| 0.50-0.74 | 4,507,887 | $2,576 SGD |
| 0.75-0.99 | 1,393,631 | $2,943 SGD |
| 1.00-1.24 | 2,712,814 | $4,071 SGD |
| 1.25-1.49 | 338,124 | $5,064 SGD |
| 1.50-1.99 | 1,420,584 | $6,174 SGD |
| 2.00-2.49 | 720,429 | $8,801 SGD |
| 2.50-2.99 | 201,155 | $11,152 SGD |
| 3.00-3.99 | 257,440 | $14,528 SGD |
| 4.00-4.99 | 66,822 | $19,308 SGD |
| 5.00-9.99 | 67,037 | $24,806 SGD |
| 10.00+ | 2,919 | $27,242 SGD |
| unknown | 116,614 | $11,746 SGD |