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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 HK$56,060 HKD. 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: HK$63,863 HKD/ct
Oval
1,271,426 listings
Avg: HK$62,284 HKD/ct
Pear
1,078,657 listings
Avg: HK$67,254 HKD/ct
Emerald
912,351 listings
Avg: HK$55,626 HKD/ct
Cushion
575,335 listings
Avg: HK$59,603 HKD/ct
Princess
433,543 listings
Avg: HK$39,013 HKD/ct
Marquise
401,711 listings
Avg: HK$64,336 HKD/ct
Heart
354,072 listings
Avg: HK$53,202 HKD/ct
Radiant
318,473 listings
Avg: HK$55,131 HKD/ct
Asscher
192,807 listings
Avg: HK$48,357 HKD/ct
Other
19,492 listings
Avg: HK$47,519 HKD/ct
Baguette
3,590 listings
Avg: HK$30,690 HKD/ct
Trillion
2,930 listings
Avg: HK$31,037 HKD/ct
Sq_radiant
116 listings
Avg: HK$18,017 HKD/ct

By Carat Weight

Carat RangeListingsAvg Price/ct
0.20-0.29310,869HK$32,076 HKD
0.30-0.492,888,979HK$15,333 HKD
0.50-0.743,281,976HK$15,543 HKD
0.75-0.991,037,221HK$17,630 HKD
1.00-1.241,973,298HK$24,215 HKD
1.25-1.49246,695HK$30,452 HKD
1.50-1.991,028,742HK$37,488 HKD
2.00-2.49522,648HK$52,050 HKD
2.50-2.99149,753HK$68,919 HKD
3.00-3.99196,831HK$87,473 HKD
4.00-4.9950,585HK$114,934 HKD
5.00-9.9948,572HK$145,821 HKD
10.00+3,955HK$246,981 HKD
unknown95,213HK$66,117 HKD