Natural Diamond Market
As of September 2026, there are 12,421,763 natural diamond listings available across retailers worldwide. The average price per carat is $9,252 SGD. Prices have decreased by 8.5% 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
6.6M
Oval
1.3M
Pear
1.1M
Emerald
958K
Cushion
596K
Princess
455K
Marquise
420K
Heart
381K
Radiant
335K
Asscher
206K
Price by carat bucket
Average price per carat rises sharply at the 1.00, 2.00 and 3.00ct marks.
0.20-0.29ct
$4.4K
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
$6.7K
2.50-2.99ct
$8.9K
3.00-3.99ct
$11.2K
4.00-4.99ct
$14.9K
5.00-9.99ct
$19.0K
10.00+ct
$32.2K
unknownct
$8.3K
Available Shapes
Round
6,584,408 listings
Avg: $10,493 SGD/ct
Oval
1,313,981 listings
Avg: $10,245 SGD/ct
Pear
1,145,298 listings
Avg: $11,127 SGD/ct
Emerald
957,920 listings
Avg: $9,163 SGD/ct
Cushion
595,801 listings
Avg: $9,822 SGD/ct
Princess
455,324 listings
Avg: $6,408 SGD/ct
Marquise
419,992 listings
Avg: $10,497 SGD/ct
Heart
381,254 listings
Avg: $8,899 SGD/ct
Radiant
335,108 listings
Avg: $9,185 SGD/ct
Asscher
206,187 listings
Avg: $7,966 SGD/ct
Other
19,827 listings
Avg: $7,895 SGD/ct
Baguette
3,584 listings
Avg: $5,112 SGD/ct
Trillion
2,958 listings
Avg: $5,147 SGD/ct
Sq_radiant
121 listings
Avg: $3,005 SGD/ct
By Carat Weight
| Carat Range | Listings | Avg Price/ct |
|---|---|---|
| 0.20-0.29 | 321,976 | $5,539 SGD |
| 0.30-0.49 | 2,999,613 | $2,518 SGD |
| 0.50-0.74 | 3,508,795 | $2,563 SGD |
| 0.75-0.99 | 1,103,771 | $2,902 SGD |
| 1.00-1.24 | 2,069,889 | $3,977 SGD |
| 1.25-1.49 | 256,621 | $5,040 SGD |
| 1.50-1.99 | 1,073,686 | $6,210 SGD |
| 2.00-2.49 | 542,307 | $8,569 SGD |
| 2.50-2.99 | 152,660 | $11,320 SGD |
| 3.00-3.99 | 194,440 | $14,313 SGD |
| 4.00-4.99 | 49,380 | $18,968 SGD |
| 5.00-9.99 | 45,911 | $24,200 SGD |
| 10.00+ | 4,036 | $40,934 SGD |
| unknown | 98,678 | $10,498 SGD |