Lab Grown Radiant Diamond Prices in United States

As of July 2026, there are 1,137,019 lab grown radiant diamonds available. Prices range from $115 USD/ct to $21,000 USD/ct, with an average of $1,182 USD/ct.

Last updated: July 2026

By Carat Weight

Price Distribution

LowHigh

ColorFLIFVVS1VVS2VS1VS2SI1SI2I
D-E$1,667$1,293$858$651$657$590$493$1,025$738
F-G$1,679$1,044$697$697$539$576$609$713$799
H-I-$1,327$795$612$586$786$1,217$5,081$3,156
J-K-$1,926$1,839$842$1,629$1,420$2,904$3,446$4,128
L-M--$902$489$846$535---
N+$1,687$1,750$887$784$728$704$689$879$1,728

By Carat Weight

0.20-0.29
729 listings
Avg: $1,172 USD/ct
0.30-0.49
13,064 listings
Avg: $1,223 USD/ct
0.50-0.74
45,680 listings
Avg: $986 USD/ct
0.75-0.99
37,082 listings
Avg: $950 USD/ct
1.00-1.24
159,098 listings
Avg: $973 USD/ct
1.25-1.49
41,833 listings
Avg: $881 USD/ct
1.50-1.99
186,667 listings
Avg: $1,006 USD/ct
2.00-2.49
152,478 listings
Avg: $1,173 USD/ct
2.50-2.99
82,000 listings
Avg: $1,321 USD/ct
3.00-3.99
199,780 listings
Avg: $1,432 USD/ct
4.00-4.99
109,902 listings
Avg: $1,533 USD/ct
5.00-9.99
93,025 listings
Avg: $1,920 USD/ct
10.00+
15,604 listings
Avg: $764 USD/ct
unknown
77 listings
Avg: $1,197 USD/ct

Price by Color & Clarity

ColorClarityListingsAvg Price/ct
D-EFL20,396$1,667 USD
D-EI10$738 USD
D-EIF51,346$1,293 USD
D-ESI14,149$493 USD
D-ESI2310$1,025 USD
D-EVS1233,219$657 USD
D-EVS241,781$590 USD
D-EVVS1118,407$858 USD
D-EVVS2316,854$651 USD
F-GFL105$1,679 USD
F-GI22$799 USD
F-GIF2,586$1,044 USD
F-GSI13,615$609 USD
F-GSI2305$713 USD
F-GVS1103,492$539 USD
F-GVS227,590$576 USD
F-GVVS110,469$697 USD
F-GVVS294,132$697 USD
F-Gother20$479 USD
H-II34$3,156 USD
H-IIF165$1,327 USD
H-ISI11,044$1,217 USD
H-ISI2212$5,081 USD
H-IVS19,670$586 USD
H-IVS23,646$786 USD
H-IVVS1377$795 USD
H-IVVS24,888$612 USD
J-KI134$4,128 USD
J-KIF21$1,926 USD
J-KSI1865$2,904 USD
J-KSI2209$3,446 USD
J-KVS1435$1,629 USD
J-KVS2782$1,420 USD
J-KVVS145$1,839 USD
J-KVVS2212$842 USD
L-MVS110$846 USD
L-MVS210$535 USD
L-MVVS112$902 USD
L-MVVS210$489 USD
N+FL10$1,687 USD
N+I11$1,728 USD
N+IF532$1,750 USD
N+SI12,815$689 USD
N+SI2444$879 USD
N+VS138,181$728 USD
N+VS215,521$704 USD
N+VVS11,497$887 USD
N+VVS222,735$784 USD
N+other3,684$1,681 USD