Lab Grown Diamond Market
As of July 2026, there are 17,661,592 lab grown diamond listings available across retailers worldwide. The average price per carat is $1,827 SGD. Prices have decreased by 4.4% over the past 30 days.
Last updated: July 2026
Available by shape
Listing counts across the top 10 most-stocked shapes for this origin.
Round
6.5M
Oval
2.9M
Pear
1.8M
Emerald
1.3M
Cushion
1.2M
Radiant
1.1M
Marquise
938K
Princess
845K
Heart
514K
Asscher
377K
Price by carat bucket
Average price per carat rises sharply at the 1.00, 2.00 and 3.00ct marks.
0.20-0.29ct
$1.1K
0.30-0.49ct
$1.2K
0.50-0.74ct
$1.1K
0.75-0.99ct
$1.1K
1.00-1.24ct
$1.1K
1.25-1.49ct
$995
1.50-1.99ct
$1.3K
2.00-2.49ct
$1.5K
2.50-2.99ct
$1.5K
3.00-3.99ct
$1.7K
4.00-4.99ct
$1.8K
5.00-9.99ct
$2.0K
10.00+ct
$1.4K
unknownct
$1.5K
Available Shapes
Round
6,543,347 listings
Avg: $2,803 SGD/ct
Oval
2,888,174 listings
Avg: $2,159 SGD/ct
Pear
1,822,778 listings
Avg: $1,890 SGD/ct
Emerald
1,324,967 listings
Avg: $1,780 SGD/ct
Cushion
1,157,691 listings
Avg: $1,704 SGD/ct
Radiant
1,141,693 listings
Avg: $1,577 SGD/ct
Marquise
937,894 listings
Avg: $1,548 SGD/ct
Princess
844,841 listings
Avg: $1,728 SGD/ct
Heart
513,621 listings
Avg: $1,705 SGD/ct
Asscher
377,373 listings
Avg: $1,746 SGD/ct
Other
82,402 listings
Avg: $1,135 SGD/ct
Trillion
17,182 listings
Avg: $968 SGD/ct
Baguette
7,973 listings
Avg: $740 SGD/ct
Sq_radiant
1,656 listings
Avg: $621 SGD/ct
By Carat Weight
| Carat Range | Listings | Avg Price/ct |
|---|---|---|
| 0.20-0.29 | 81,821 | $1,509 SGD |
| 0.30-0.49 | 669,591 | $1,604 SGD |
| 0.50-0.74 | 1,230,337 | $1,518 SGD |
| 0.75-0.99 | 734,599 | $1,513 SGD |
| 1.00-1.24 | 3,165,066 | $1,463 SGD |
| 1.25-1.49 | 775,885 | $1,327 SGD |
| 1.50-1.99 | 3,290,268 | $1,750 SGD |
| 2.00-2.49 | 2,520,406 | $2,015 SGD |
| 2.50-2.99 | 1,235,065 | $1,943 SGD |
| 3.00-3.99 | 1,892,273 | $2,262 SGD |
| 4.00-4.99 | 910,038 | $2,423 SGD |
| 5.00-9.99 | 976,375 | $2,642 SGD |
| 10.00+ | 162,399 | $1,921 SGD |
| unknown | 17,469 | $1,965 SGD |