Monthly Analysis
June 2026 Diamond Market Report
Data as of June 2, 2026
Diamond Market Snapshot
In June 2026, the CaratRadar Diamond Price Index stood at $3,332, reflecting the weighted average retail price across 10,178,352 certified diamonds tracked from leading diamond retailers worldwide. Natural diamonds averaged $5,476 compared to $2,024 for lab-grown equivalents, a ratio of 2.7x.
Shape-by-Shape Analysis
Month-over-month price changes by shape and diamond type.
Round
Lab Grown
$1,726
2,283,029 diamonds
vs last month
-6.9%Natural
$4,549
1,999,454 diamonds
vs last month
-0.9%Oval
Lab Grown
$2,278
1,068,736 diamonds
vs last month
-6.3%Natural
$7,421
427,437 diamonds
vs last month
-1.9%Cushion
Lab Grown
$2,571
394,762 diamonds
vs last month
-9.6%Natural
$9,666
174,622 diamonds
vs last month
-0.9%Princess
Lab Grown
$1,887
302,447 diamonds
vs last month
-8.2%Natural
$5,199
148,336 diamonds
vs last month
-5.3%Emerald
Lab Grown
$2,263
539,271 diamonds
vs last month
-4.5%Natural
$6,153
351,995 diamonds
vs last month
-1.2%Pear
Lab Grown
$1,862
579,372 diamonds
vs last month
-7.9%Natural
$5,014
325,015 diamonds
vs last month
+2.3%Marquise
Lab Grown
$1,876
409,044 diamonds
vs last month
-5.8%Natural
$4,667
118,046 diamonds
vs last month
-2%Radiant
Lab Grown
$2,435
505,694 diamonds
vs last month
-6%Natural
$10,053
110,265 diamonds
vs last month
-4.1%Heart
Lab Grown
$2,103
158,537 diamonds
vs last month
-8.9%Natural
$4,325
137,772 diamonds
vs last month
+0.9%Asscher
Lab Grown
$2,491
79,657 diamonds
vs last month
-7.7%Natural
$5,358
64,861 diamonds
vs last month
-1.7%Key Takeaways
- ✓Lab-grown diamonds continue to offer significant value compared to natural equivalents.
- ✓Round and oval cuts remain the most liquid market segments with the most comparable listings.
- ✓Price spreads between retailers vary significantly, so use CaratRadar to find the best price for the exact same certified stone.
About This Report
This report is generated automatically from CaratRadar's live diamond pricing database, which aggregates daily data from major diamond retailers. All prices are averages across active listings and may not reflect individual diamond prices. Data updated daily.
For media inquiries and data attribution, visit our press page.